Property:Stem architecture

Types of stem architecture

None.

Parts of stem architecture

None.

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Abietinella +
not stipitate  +
Abietinella abietina +
not stipitate  +
Abildgaardia +
septate  +, hollow  +, solid  +
Abildgaardia ovata +
septate  +, hollow  +, solid  +
Abronia +
unarmed  +
Abronia alpina +
branched  +
Abronia ameliae +
branched  +
Abronia ammophila +
branched  +
Abronia angustifolia +
branched  +
Abronia argillosa +
branched  +
Abronia bigelovii +
unarmed  +
Abronia bolackii +
unarmed  +
Abronia carletonii +
unbranched  +, few branched  +
Abronia elliptica +
unarmed  +
Abronia fragrans +
branched  +
Abronia latifolia +
branched  +
Abronia macrocarpa +
branched  +
Abronia maritima +
branched  +
Abronia mellifera +
branched  +
Abronia nana +
unarmed  +
Abronia nana var. covillei +
unarmed  +
Abronia nana var. nana +
unarmed  +
Abronia pogonantha +
branched  +
Abronia turbinata +
branched  +
Abronia umbellata +
branched  +
Abronia umbellata var. acutalata +
branched  +
Abronia umbellata var. breviflora +
branched  +
Abronia umbellata var. umbellata +
branched  +
Abronia villosa +
branched  +
Abronia villosa var. aurita +
branched  +
Abronia villosa var. villosa +
branched  +
Abutilon trisulcatum +
3-sulcate  +
Acaena +
rooting  +
Acaena novae-zelandiae +
rooting  +
Acaena pallida +
rooting  +
Acaena pinnatifida +
rooting  +
Acamptopappus +
spinescent  +, branched  +
Acamptopappus shockleyi +
spinescent  +, branched  +
Acamptopappus sphaerocephalus +
spinescent  +, branched  +
Acamptopappus sphaerocephalus var. hirtellus +
spinescent  +, branched  +
Acamptopappus sphaerocephalus var. sphaerocephalus +
spinescent  +, branched  +
Acanthocereus +
unsegmented  +
Acanthocereus tetragonus +
unsegmented  +
Acanthoscyphus +
disarticulating  +, solid  +
Acanthoscyphus parishii +
disarticulating  +, solid  +
Acanthoscyphus parishii var. abramsii +
disarticulating  +, solid  +
Acanthoscyphus parishii var. cienegensis +
disarticulating  +, solid  +
Acanthoscyphus parishii var. goodmaniana +
disarticulating  +, solid  +
Acanthoscyphus parishii var. parishii +
disarticulating  +, solid  +
Acaulon +
branching  +
Acaulon muticum +
branching  +
Acaulon muticum var. muticum +
branching  +
Acaulon muticum var. rufescens +
branching  +
Acaulon schimperianum +
branching  +
Acaulon triquetrum +
branching  +
Achillea +
branched  +
Achillea alpina +
unbranched  +, branched  +
Achillea millefolium +
branched  +, simple  +
Achillea nobilis +
simple  +
Achillea ptarmica +
branched  +
Achyrachaena +
branched  +
Achyrachaena mollis +
branched  +
Achyronychia +
branched  +
Achyronychia cooperi +
branched  +
Acleisanthes +
unarmed  +
Acleisanthes acutifolia +
branched  +
Acleisanthes angustifolia +
leafy  +
Acleisanthes anisophylla +
branched  +
Acleisanthes chenopodioides +
leafy  +
Acleisanthes crassifolia +
branched  +
Acleisanthes diffusa +
leafy  +
Acleisanthes lanceolata +
unarmed  +
Acleisanthes lanceolata var. lanceolata +
leafy  +
Acleisanthes longiflora +
branched  +
Acleisanthes nevadensis +
leafy  +
Acleisanthes obtusa +
branched  +
Acleisanthes parvifolia +
leafy  +
Acleisanthes wrightii +
much-branched  +
Acmella +
branched  +
Acmella pusilla +
branched  +
Acmella repens +
branched  +
Aconitum +
unarmed  +
Aconitum columbianum +
unarmed  +
Aconitum columbianum subsp. columbianum +
unarmed  +
Aconitum columbianum subsp. viviparum +
unarmed  +
Aconitum delphiniifolium +
unarmed  +
Aconitum maximum +
unarmed  +
Aconitum maximum subsp. maximum +
unarmed  +
Aconitum reclinatum +
unarmed  +
Aconitum uncinatum +
unarmed  +
Aconogonon +
not scapose  +
Aconogonon alaskanum +
not scapose  +
Aconogonon alaskanum var. alaskanum +
not scapose  +
Aconogonon alaskanum var. glabrescens +
not scapose  +
Aconogonon davisiae +
not scapose  +
Aconogonon davisiae var. davisiae +
not scapose  +
Aconogonon davisiae var. glabrum +
not scapose  +
Aconogonon phytolaccifolium +
not scapose  +
Aconogonon phytolaccifolium var. glabrum +
not scapose  +
Aconogonon phytolaccifolium var. phytolaccifolium +
not scapose  +
Acrocomia +
armed  +
Acrocomia totai +
armed  +
Acroporium +
simple  +, weakly complanate-foliate  +, irregularly regularly pinnate  +
Acroporium smallii +
simple  +, weakly complanate-foliate  +, irregularly regularly pinnate  +
Acroptilon +
branched  +
Acroptilon repens +
branched  +
Acrostichum +
branched  +
Acrostichum aureum +
branched  +
Acrostichum danaeifolium +
branched  +
Actaea +
unarmed  +
Actaea pachypoda +
unarmed  +
Actaea rubra +
unarmed  +
Adenocaulon bicolor +
branched  +, leafy  +
Adenophyllum +
branched  +
Adenophyllum cooperi +
branched  +
Adenophyllum porophylloides +
branched  +
Adenophyllum wrightii +
branched  +
Adenophyllum wrightii var. wrightii +
branched  +
Adenostoma +
grooved  +, branched  +
Adenostoma fasciculatum +
grooved  +, branched  +
Adenostoma fasciculatum var. fasciculatum +
grooved  +, branched  +
Adenostoma fasciculatum var. obtusifolium +
grooved  +, branched  +
Adenostoma fasciculatum var. prostratum +
grooved  +, branched  +
Adenostoma sparsifolium +
grooved  +, branched  +
Adiantum +
branched  +
Adiantum aleuticum +
branched  +
Adiantum capillus-veneris +
branched  +
Adiantum hispidulum +
branched  +
Adiantum jordanii +
branched  +
Adiantum melanoleucum +
branched  +
Adiantum pedatum +
branched  +
Adiantum tenerum +
branched  +
Adiantum tricholepis +
branched  +
Adiantum viridimontanum +
branched  +
Adlumia +
simple  +
Adlumia fungosa +
simple  +
Adonis +
unarmed  +
Adonis aestivalis +
unarmed  +
Adonis annua +
unarmed  +
Adonis vernalis +
unarmed  +
Aeonium +
branched  +
Aeonium arboreum +
branched  +
Aeonium arboreum var. arboreum +
branched  +
Aeonium haworthii +
branched  +
Agalinis aphylla +
branched  +, simple  +
Agalinis aspera +
branched  +, simple  +
Agalinis auriculata +
branched  +, simple  +
Agalinis caddoensis +
branched  +
Agalinis calycina +
branched  +
Agalinis decemloba +
branched  +, simple  +
Agalinis densiflora +
branched  +, simple  +
Agalinis divaricata +
branched  +, simple  +
Agalinis edwardsiana +
branched  +
Agalinis fasciculata +
branched  +, simple  +
Agalinis filicaulis +
branched  +, simple  +
Agalinis filifolia +
branched  +
Agalinis flexicaulis +
branched  +
Agalinis gattingeri +
branched  +, simple  +
Agalinis georgiana +
branched  +, simple  +
Agalinis harperi +
branched  +, simple  +
Agalinis heterophylla +
branched  +
Agalinis homalantha +
branched  +, simple  +
Agalinis laxa +
branched  +, simple  +
Agalinis linifolia +
branched  +, simple  +
Agalinis maritima var. grandiflora +
branched  +
Agalinis maritima var. maritima +
branched  +, simple  +
Agalinis navasotensis +
branched  +
Agalinis neoscotica +
branched  +, simple  +
Agalinis obtusifolia +
branched  +, simple  +
Agalinis oligophylla +
branched  +, simple  +
Agalinis plukenetii +
branched  +, simple  +
Agalinis pulchella +
branched  +
Agalinis purpurea +
branched  +, simple  +
Agalinis purpurea var. parviflora +
branched  +, simple  +
Agalinis purpurea var. purpurea +
branched  +, simple  +
Agalinis setacea +
branched  +
Agalinis skinneriana +
branched  +, simple  +
Agalinis strictifolia +
branched  +
Agalinis tenella +
branched  +, simple  +
Agalinis tenuifolia +
branched  +, simple  +
Agalinis viridis +
branched  +
Agavaceae +
branched  +
Agave +
branched  +, ,  +, unbranched  +
Agave americana +
branched  +, ,  +, unbranched  +
Agave americana subsp. americana +
branched  +, ,  +, unbranched  +
Agave americana subsp. protamericana +
branched  +, ,  +, unbranched  +
Agave americana var. americana +
branched  +, ,  +, unbranched  +
Agave americana var. expansa +
branched  +, ,  +, unbranched  +
Agave asperrima +
branched  +, ,  +, unbranched  +
Agave asperrima var. asperrima +
branched  +, ,  +, unbranched  +
Agave chrysantha +
branched  +, ,  +, unbranched  +
Agave decipiens +
branched  +, ,  +, unbranched  +
Agave delamateri +
branched  +, ,  +, unbranched  +
Agave deserti +
branched  +, ,  +, unbranched  +
Agave deserti var. deserti +
branched  +, ,  +, unbranched  +
Agave deserti var. simplex +
branched  +, ,  +, unbranched  +
Agave desmettiana +
branched  +, ,  +, unbranched  +
Agave gracilipes +
branched  +, ,  +, unbranched  +
Agave havardiana +
branched  +, ,  +, unbranched  +
Agave lechuguilla +
branched  +, ,  +, unbranched  +
Agave mckelveyana +
branched  +, ,  +, unbranched  +
Agave murpheyi +
branched  +, ,  +, unbranched  +
Agave neglecta +
branched  +, ,  +, unbranched  +
Agave palmeri +
branched  +, ,  +, unbranched  +
Agave parryi +
branched  +, ,  +, unbranched  +
Agave parryi subsp. neomexicana +
branched  +, ,  +, unbranched  +
Agave parryi subsp. parryi +
branched  +, ,  +, unbranched  +
Agave parryi var. couesii +
branched  +, ,  +, unbranched  +
Agave parryi var. huachucensis +
branched  +, ,  +, unbranched  +
Agave parryi var. parryi +
branched  +, ,  +, unbranched  +
Agave parviflora +
branched  +, ,  +, unbranched  +
Agave parviflora subsp. parviflora +
branched  +, ,  +, unbranched  +
Agave phillipsiana +
branched  +, ,  +, unbranched  +
Agave schottii +
branched  +, ,  +, unbranched  +
Agave schottii var. schottii +
branched  +, ,  +, unbranched  +
Agave schottii var. treleasei +
branched  +, ,  +, unbranched  +
Agave shawii +
branched  +, ,  +, unbranched  +
Agave shawii var. shawii +
branched  +, ,  +, unbranched  +
Agave sisalana +
branched  +, ,  +, unbranched  +
Agave toumeyana +
branched  +, ,  +, unbranched  +
Agave toumeyana var. bella +
branched  +, ,  +, unbranched  +
Agave toumeyana var. toumeyana +
branched  +, ,  +, unbranched  +
Agave univittata +
branched  +, ,  +, unbranched  +
Agave utahensis +
branched  +, ,  +, unbranched  +
Agave utahensis subsp. kaibabensis +
branched  +, ,  +, unbranched  +
Agave utahensis subsp. utahensis +
branched  +, ,  +, unbranched  +
Agave utahensis var. eborispina +
branched  +, ,  +, unbranched  +
Agave utahensis var. nevadensis +
branched  +, ,  +, unbranched  +
Agave utahensis var. utahensis +
branched  +, ,  +, unbranched  +
Agave weberi +
branched  +, ,  +, unbranched  +
Agave ×ajoensis +
branched  +, ,  +, unbranched  +
Agave ×arizonica +
branched  +, ,  +, unbranched  +
Agave ×glomeruliflora +
branched  +, ,  +, unbranched  +
Ageratina +
branched  +
Ageratina adenophora +
branched  +
Ageratina altissima +
branched  +
Ageratina altissima var. altissima +
branched  +
Ageratina altissima var. roanensis +
branched  +
Ageratina aromatica +
branched  +
Ageratina havanensis +
branched  +
Ageratina herbacea +
branched  +
Ageratina jucunda +
branched  +
Ageratina lemmonii +
branched  +
Ageratina luciae-brauniae +
branched  +
Ageratina occidentalis +
branched  +
Ageratina paupercula +
branched  +
Ageratina rothrockii +
branched  +
Ageratina shastensis +
branched  +
Ageratina thyrsiflora +
branched  +
Ageratina wrightii +
branched  +
Ageratum +
branched  +
Ageratum conyzoides +
branched  +
Ageratum corymbosum +
branched  +
Ageratum houstonianum +
branched  +
Ageratum maritimum +
branched  +
Agnorhiza +
branched  +
Agnorhiza bolanderi +
branched  +
Agnorhiza elata +
branched  +
Agnorhiza invenusta +
branched  +
Agnorhiza ovata +
branched  +
Agnorhiza reticulata +
branched  +
Agrimonia +
branched  +, simple  +
Agrimonia gryposepala +
branched  +, simple  +
Agrimonia incisa +
branched  +, simple  +
Agrimonia microcarpa +
branched  +, simple  +
Agrimonia parviflora +
branched  +, simple  +
Agrimonia pubescens +
branched  +, simple  +
Agrimonia rostellata +
branched  +, simple  +
Agrimonia striata +
branched  +, simple  +
Agrostemma +
branched  +, simple  +
Agrostemma githago +
branched  +, simple  +
Agrostemma githago var. githago +
branched  +, simple  +
Alcea +
simple  +
Alcea rosea +
simple  +
Alcea rugosa +
simple  +
Alchemilla +
branched  +, simple  +
Alchemilla alpina +
branched  +, simple  +
Alchemilla filicaulis +
branched  +, simple  +
Alchemilla filicaulis subsp. filicaulis +
branched  +, simple  +
Alchemilla filicaulis subsp. vestita +
branched  +, simple  +
Alchemilla glabra +
branched  +, simple  +
Alchemilla glaucescens +
branched  +, simple  +
Alchemilla glomerulans +
branched  +, simple  +
Alchemilla micans +
branched  +, simple  +
Alchemilla mollis +
branched  +, simple  +
Alchemilla monticola +
branched  +, simple  +
Alchemilla subcrenata +
branched  +, simple  +
Alchemilla venosa +
branched  +, simple  +
Alchemilla wichurae +
branched  +, simple  +
Alchemilla xanthochlora +
branched  +, simple  +
Allenrolfea +
not armed  +, much-branched  +
Allenrolfea occidentalis +
not armed  +, much-branched  +
Alliaria +
branched  +
Alliaria petiolata +
branched  +, simple  +
Allionia +
unarmed  +
Allionia choisyi +
unarmed  +
Allionia incarnata +
unarmed  +
Allionia incarnata var. incarnata +
unarmed  +
Allionia incarnata var. villosa +
unarmed  +
Almutaster +
simple  +
Almutaster pauciflorus +
simple  +
Aloe +
not  +, branched  +
Aloe vera +
not  +, branched  +
Aloe ×schonlandii +
branching  +
Aloina +
branching  +
Aloina aloides +
branching  +
Aloina aloides var. ambigua +
branching  +
Aloina bifrons +
branching  +
Aloina brevirostris +
branching  +
Aloina hamulus +
branching  +
Aloina rigida +
branching  +
Aloina rigida var. rigida +
branching  +
Alophia +
branched  +, simple  +
Alophia drummondii +
2-branched  +, simple  +
Alpinia +
unbranched  +
Alpinia zerumbet +
unbranched  +
Alstroemeria +
leafy  +, simple  +
Alstroemeria pulchella +
leafy  +, simple  +
Althaea armeniaca +
branched  +
Althaea cannabina +
branched  +
Althaea hirsuta +
branched  +, simple  +
Althaea officinalis +
unbranched  +, branched  +
Alyssum +
branched  +, unbranched  +
Alyssum alyssoides +
few to several  +, simple  +
Alyssum desertorum +
few to several  +, simple  +
Alyssum murale +
branched  +, unbranched  +
Alyssum obovatum +
branched  +, unbranched  +
Alyssum simplex +
branched  +, unbranched  +
Alyssum szowitsianum +
branched  +, unbranched  +
Amaranthus +
nearly  +, simple  +, branched  +
Amaranthus acanthochiton +
much-branched  +
Amaranthus albus +
much-branched  +
Amaranthus arenicola +
simple  +, branched  +
Amaranthus australis +
branched  +
Amaranthus blitoides +
much-branched  +
Amaranthus blitum +
branched  +, simple  +
Amaranthus californicus +
much-branched  +
Amaranthus cannabinus +
branched  +
Amaranthus caudatus +
simple  +, branched  +
Amaranthus crassipes +
branched  +
Amaranthus crispus +
branched  +
Amaranthus cruentus +
simple  +, branched  +
Amaranthus deflexus +
branched  +
Amaranthus dubius +
branched  +
Amaranthus fimbriatus +
branched  +
Amaranthus floridanus +
branched  +
Amaranthus graecizans +
branched  +
Amaranthus greggii +
much-branched  +
Amaranthus hybridus +
nearly  +, simple  +, branched  +
Amaranthus hypochondriacus +
simple  +, branched  +
Amaranthus muricatus +
much-branched  +
Amaranthus obcordatus +
branched  +
Amaranthus palmeri +
branched  +
Amaranthus polygonoides +
branched  +
Amaranthus powellii +
simple  +, branched  +
Amaranthus pumilus +
much-branched  +
Amaranthus retroflexus +
branched  +
Amaranthus scleropoides +
nearly  +, simple  +, branched  +
Amaranthus sect. Acanthochiton +
nearly  +, simple  +, branched  +
Amaranthus sect. Acnida +
nearly  +, simple  +, branched  +
Amaranthus sect. Saueranthus +
nearly  +, simple  +, branched  +
Amaranthus spinosus +
simple  +, much-branched  +
Amaranthus subg. Acnida +
nearly  +, simple  +, branched  +
Amaranthus subg. Albersia +
nearly  +, simple  +, branched  +
Amaranthus subg. Amaranthus +
nearly  +, simple  +, branched  +
Amaranthus tamaulipensis +
sparsely branched  +, simple  +
Amaranthus thunbergii +
branched  +
Amaranthus torreyi +
much-branched  +
Amaranthus tricolor +
branched  +
Amaranthus tuberculatus +
simple  +, branched  +
Amaranthus viridis +
with lateral branches  +, simple  +
Amaranthus viscidulus +
simple  +, branched  +
Amaranthus watsonii +
much-branched  +
Amaranthus wrightii +
simple  +, sparingly branched  +
Amauriopsis +
branched  +
Amauriopsis dissecta +
branched  +
Amberboa +
branched  +
Amberboa moschata +
branched  +
Amblyodon +
simple;sparsely branched  +
Amblyodon dealbatus +
simple;sparsely branched  +
Amblyolepis +
branched  +, unbranched  +
Amblyolepis setigera +
branched  +, unbranched  +
Amblyopappus +
branched  +
Amblyopappus pusillus +
branched  +
Amblystegiaceae +
unbranched  +, branched  +
Amblystegium +
branched  +
Amblystegium serpens +
branched  +
Ambrosia +
branched  +
Ambrosia acanthicarpa +
branched  +
Ambrosia ambrosioides +
branched  +
Ambrosia artemisiifolia +
branched  +
Ambrosia bidentata +
branched  +
Ambrosia chamissonis +
branched  +
Ambrosia cheiranthifolia +
branched  +
Ambrosia chenopodiifolia +
branched  +
Ambrosia confertiflora +
branched  +
Ambrosia cordifolia +
branched  +
Ambrosia deltoidea +
branched  +
Ambrosia dumosa +
branched  +
Ambrosia eriocentra +
branched  +
Ambrosia grayi +
branched  +
Ambrosia hispida +
branched  +
Ambrosia ilicifolia +
branched  +
Ambrosia linearis +
branched  +
Ambrosia monogyra +
branched  +
Ambrosia psilostachya +
branched  +
Ambrosia pumila +
branched  +
Ambrosia salsola +
branched  +
Ambrosia tomentosa +
branched  +
Ambrosia trifida +
branched  +
Amelanchier +
branched  +, simple  +
Amelanchier alnifolia +
branched  +, simple  +
Amelanchier alnifolia var. alnifolia +
branched  +, simple  +
Amelanchier alnifolia var. pumila +
branched  +, simple  +
Amelanchier alnifolia var. semiintegrifolia +
branched  +, simple  +
Amelanchier amabilis +
branched  +, simple  +
Amelanchier arborea +
branched  +, simple  +
Amelanchier bartramiana +
branched  +, simple  +
Amelanchier canadensis +
stoloniferous  +
Amelanchier canadensis var. canadensis +
stoloniferous  +
Amelanchier canadensis var. obovalis +
stoloniferous  +
Amelanchier cusickii +
branched  +, simple  +
Amelanchier fernaldii +
branched  +, simple  +
Amelanchier gaspensis +
branched  +, simple  +
Amelanchier humilis +
rhizomatous  +
Amelanchier interior +
branched  +, simple  +
Amelanchier intermedia +
branched  +, simple  +
Amelanchier laevis +
branched  +, simple  +
Amelanchier nantucketensis +
rhizomatous  +
Amelanchier nitens +
branched  +, simple  +
Amelanchier pallida +
branched  +
Amelanchier sanguinea +
branched  +, simple  +
Amelanchier spicata +
rhizomatous  +
Amelanchier utahensis +
branched  +
Amerorchis +
scapose  +
Amerorchis rotundifolia +
scapose  +
Amianthium +
simple  +
Amianthium muscitoxicum +
simple  +
Ammannia +
unbranched  +, branched  +
Ammannia auriculata +
much-branched  +
Ammannia coccinea +
much-branched  +
Ammannia grayi +
unbranched  +, branched  +
Ammannia latifolia +
branched  +
Ammannia robusta +
unbranched  +, branched  +
Ampelaster +
eglandular  +, branched  +
Ampelaster carolinianus +
eglandular  +, branched  +
Amphiachyris +
branched  +
Amphiachyris amoena +
branched  +
Amphiachyris dracunculoides +
branched  +
Amphipappus +
spinescent  +, leafless  +, branched  +
Amphipappus fremontii +
spinescent  +, leafless  +, branched  +
Amphipappus fremontii var. fremontii +
spinescent  +, leafless  +, branched  +
Amphipappus fremontii var. spinosus +
spinescent  +, leafless  +, branched  +
Amphiscirpus +
septate  +, hollow  +, solid  +
Amphiscirpus nevadensis +
septate  +, hollow  +, solid  +
Anacamptodon +
branched  +
Anacamptodon splachnoides +
branched  +
Anacolia +
simple  +
Anacolia laevisphaera +
simple  +
Anacolia menziesii +
simple  +
Anagallis +
branched  +, simple  +
Anagallis arvensis +
branched  +, simple  +
Anagallis minima +
branched  +, simple  +
Anagallis monelli +
branched  +, simple  +
Anagallis pumila +
branched  +, simple  +
Ancistrocactus +
stipitate  +, unsegmented  +
Ancistrocactus brevihamatus +
stipitate  +, unsegmented  +
Ancistrocactus scheeri +
stipitate  +
Andreaea +
branched  +
Andreaea alpina +
branched  +
Andreaea blyttii +
branched  +
Andreaea heinemannii +
branched  +
Andreaea megistospora +
branched  +
Andreaea mutabilis +
branched  +
Andreaea nivalis +
branched  +
Andreaea obovata +
branched  +
Andreaea rothii +
branched  +
Andreaea rupestris +
branched  +
Andreaea schofieldiana +
branched  +
Andreaea sinuosa +
branched  +
Andreaeaceae +
branched  +
Andreaeobryaceae +
branched  +
Andreaeobryum +
branched  +
Andreaeobryum macrosporum +
branched  +
Androsace +
simple  +
Androsace chamaejasme +
simple  +
Androsace chamaejasme subsp. lehmanniana +
simple  +
Androsace elongata +
simple  +
Androsace elongata subsp. acuta +
simple  +
Androsace filiformis +
simple  +
Androsace occidentalis +
simple  +
Androsace septentrionalis +
simple  +
Anelsonia +
unbranched  +
Anelsonia eurycarpa +
unbranched  +
Anemia +
dictyostelic  +, solenostelic  +
Anemia adiantifolia +
dictyostelic  +, solenostelic  +
Anemia mexicana +
dictyostelic  +, solenostelic  +
Anemia wrightii +
dictyostelic  +, solenostelic  +
Anemiaceae +
dictyostelic  +, solenostelic  +
Anemone +
unarmed  +
Anemone acutiloba +
unarmed  +
Anemone americana +
unarmed  +
Anemone berlandieri +
unarmed  +
Anemone canadensis +
unarmed  +
Anemone caroliniana +
unarmed  +
Anemone cylindrica +
unarmed  +
Anemone deltoidea +
unarmed  +
Anemone drummondii +
unarmed  +
Anemone drummondii var. drummondii +
unarmed  +
Anemone drummondii var. lithophila +
unarmed  +
Anemone edwardsiana +
unarmed  +
Anemone edwardsiana var. edwardsiana +
unarmed  +
Anemone edwardsiana var. petraea +
unarmed  +
Anemone grayi +
unarmed  +
Anemone lancifolia +
unarmed  +
Anemone lyallii +
unarmed  +
Anemone multiceps +
unarmed  +
Anemone multifida +
unarmed  +
Anemone multifida var. multifida +
unarmed  +
Anemone multifida var. saxicola +
unarmed  +
Anemone multifida var. stylosa +
unarmed  +
Anemone multifida var. tetonensis +
unarmed  +
Anemone narcissiflora +
unarmed  +
Anemone narcissiflora var. monantha +
unarmed  +
Anemone narcissiflora var. villosissima +
unarmed  +
Anemone narcissiflora var. zephyra +
unarmed  +
Anemone occidentalis +
unarmed  +
Anemone okennonii +
unarmed  +
Anemone oregana +
unarmed  +
Anemone oregana var. felix +
unarmed  +
Anemone oregana var. oregana +
unarmed  +
Anemone parviflora +
unarmed  +
Anemone patens +
unarmed  +
Anemone patens var. multifida +
unarmed  +
Anemone piperi +
unarmed  +
Anemone quinquefolia +
unarmed  +
Anemone quinquefolia var. minima +
unarmed  +
Anemone quinquefolia var. quinquefolia +
unarmed  +
Anemone richardsonii +
unarmed  +
Anemone tuberosa +
unarmed  +
Anemone virginiana +
unarmed  +
Anemone virginiana var. alba +
unarmed  +
Anemone virginiana var. cylindroidea +
unarmed  +
Anemone virginiana var. virginiana +
unarmed  +
Anemopsis +
simple  +
Anemopsis californica +
simple  +
Anisocarpus +
branched  +
Anisocarpus madioides +
branched  +
Anisocarpus scabridus +
branched  +
Anisocoma +
simple  +
Anisocoma acaulis +
simple  +
Anoectangium +
branching  +
Anoectangium aestivum +
branching  +
Anoectangium handelii +
branching  +
Anoectangium stracheyanum +
branching  +
Anomobryum +
branched  +
Anomobryum concinnatum +
branched  +
Anomobryum julaceum +
branched  +
Anomodon +
flagellate  +
Anomodon attenuatus +
branched  +
Anomodon longifolius +
branched  +
Anomodon minor +
branched  +
Anomodon rostratus +
branched  +
Anomodon rugelii +
branched  +
Anomodon thraustus +
branched  +
Anomodon tristis +
branched  +
Anomodon viticulosus +
branched  +
Anomodontaceae +
branched  +
Antennaria parlinii subsp. fallax +
glandless  +
Anthemis +
branched  +
Anthemis arvensis +
branched  +
Anthemis cotula +
branched  +
Antigonon +
tendril-bearing  +
Antigonon leptopus +
branched  +
Antitrichia +
branched  +
Antitrichia californica +
branched  +
Antitrichia curtipendula +
branched  +
Anulocaulis +
unarmed  +
Anulocaulis annulatus +
unarmed  +
Anulocaulis eriosolenus +
unarmed  +
Anulocaulis leiosolenus +
unarmed  +
Anulocaulis leiosolenus var. gypsogenus +
unarmed  +
Anulocaulis leiosolenus var. howardii +
unarmed  +
Anulocaulis leiosolenus var. lasianthus +
unarmed  +
Anulocaulis leiosolenus var. leiosolenus +
unarmed  +
Anulocaulis reflexus +
unarmed  +
Aongstroemia +
simple  +
Aongstroemia longipes +
simple  +
Apacheria +
branched  +
Apacheria chiricahuensis +
branched  +
Aphanes +
branched  +, simple  +
Aphanes arvensis +
branched  +
Aphanes australis +
branched  +, simple  +
Aphanes occidentalis +
branched  +, simple  +
Aphanisma +
armed  +, not jointed  +, branched  +, …
Aphanisma blitoides +
armed  +, not jointed  +, branched  +, …
Aphanorrhegma +
with a few branches  +, simple  +
Aphanorrhegma serratum +
with a few branches  +, simple  +
Aphanostephus +
branched  +
Aphanostephus pilosus +
branched  +
Aphanostephus ramosissimus +
branched  +
Aphanostephus ramosissimus var. humilis +
branched  +
Aphanostephus ramosissimus var. ramosissimus +
branched  +
Aphanostephus riddellii +
branched  +
Aphanostephus skirrhobasis +
branched  +
Aphanostephus skirrhobasis var. kidderi +
branched  +
Aphanostephus skirrhobasis var. skirrhobasis +
branched  +
Aphanostephus skirrhobasis var. thalassius +
branched  +
Aphragmus +
branched  +
Aphragmus eschscholtzianus +
branched  +
Aplectrum +
branched  +, or  +, simple  +
Aplectrum hyemale +
branched  +, or  +, simple  +
Apodanthaceae +
not sessile  +, achlorophyllous  +
Apteria +
branched  +
Apteria aphylla +
branched  +
Aquilegia +
unarmed  +
Aquilegia barnebyi +
unarmed  +
Aquilegia brevistyla +
unarmed  +
Aquilegia canadensis +
unarmed  +
Aquilegia chaplinei +
unarmed  +
Aquilegia chrysantha +
unarmed  +
Aquilegia coerulea +
unarmed  +
Aquilegia coerulea var. alpina +
unarmed  +
Aquilegia coerulea var. coerulea +
unarmed  +
Aquilegia coerulea var. ochroleuca +
unarmed  +
Aquilegia coerulea var. pinetorum +
unarmed  +
Aquilegia desertorum +
unarmed  +
Aquilegia elegantula +
unarmed  +
Aquilegia eximia +
unarmed  +
Aquilegia flavescens +
unarmed  +
Aquilegia formosa +
unarmed  +
Aquilegia formosa var. formosa +
unarmed  +
Aquilegia formosa var. hypolasia +
unarmed  +
Aquilegia formosa var. truncata +
unarmed  +
Aquilegia hinckleyana +
unarmed  +
Aquilegia jonesii +
unarmed  +
Aquilegia laramiensis +
unarmed  +
Aquilegia longissima +
unarmed  +
Aquilegia micrantha +
unarmed  +
Aquilegia pubescens +
unarmed  +
Aquilegia saximontana +
unarmed  +
Aquilegia scopulorum +
unarmed  +
Aquilegia shockleyi +
unarmed  +
Aquilegia vulgaris +
unarmed  +
Arabidopsis +
branched  +, unbranched  +
Arabidopsis arenicola +
branched  +, unbranched  +
Arabidopsis arenosa +
branched  +, unbranched  +
Arabidopsis arenosa subsp. arenosa +
branched  +
Arabidopsis lyrata +
branched  +, few to several  +, simple  +
Arabidopsis lyrata subsp. kamchatica +
branched  +, few to several  +, simple  +
Arabidopsis lyrata subsp. lyrata +
branched  +, few to several  +, simple  +
Arabidopsis lyrata subsp. petraea +
branched  +, few to several  +, simple  +
Arabidopsis thaliana +
branched  +, unbranched  +, simple  +
Arabis +
branched  +, unbranched  +
Arabis aculeolata +
unbranched  +, simple  +
Arabis alpina +
branched  +, simple  +
Arabis blepharophylla +
branched  +, unbranched  +, simple  +
Arabis caucasica +
branched  +
Arabis crucisetosa +
branched  +, unbranched  +, simple  +
Arabis eschscholtziana +
branched  +, simple  +
Arabis furcata +
branched  +, unbranched  +, simple  +
Arabis georgiana +
branched  +, unbranched  +, simple  +
Arabis mcdonaldiana +
unbranched  +, simple  +
Arabis modesta +
branched  +, unbranched  +, simple  +
Arabis nuttallii +
unbranched  +, few to numerous  +, simple  +
Arabis olympica +
unbranched  +, simple  +
Arabis oregana +
unbranched  +, simple  +
Arabis patens +
branched  +, simple  +
Arabis pycnocarpa +
branched  +, simple  +
Arabis pycnocarpa var. adpressipilis +
branched  +, simple  +
Arabis pycnocarpa var. pycnocarpa +
branched  +, simple  +
Arachniodes +
dictyostelic  +, unbranched  +, branched  +
Arachniodes simplicior +
dictyostelic  +, unbranched  +, branched  +
Arbutus +
branching  +
Arbutus arizonica +
branching  +
Arbutus menziesii +
branching  +
Arbutus xalapensis +
branching  +
Arceuthobium +
branching  +
Arceuthobium americanum +
branching  +
Arceuthobium campylopodum +
branching  +
Arceuthobium campylopodum subsp. abietinum +
branching  +
Arceuthobium campylopodum subsp. apachecum +
branching  +
Arceuthobium campylopodum subsp. blumeri +
branching  +
Arceuthobium campylopodum subsp. californicum +
branching  +
Arceuthobium campylopodum subsp. campylopodum +
branching  +
Arceuthobium campylopodum subsp. cyanocarpum +
branching  +
Arceuthobium campylopodum subsp. laricis +
branching  +
Arceuthobium campylopodum subsp. littorum +
branching  +
Arceuthobium campylopodum subsp. microcarpum +
branching  +
Arceuthobium campylopodum subsp. monticola +
branching  +
Arceuthobium campylopodum subsp. occidentale +
branching  +
Arceuthobium campylopodum subsp. siskiyouense +
branching  +
Arceuthobium campylopodum subsp. tsugense +
branching  +
Arceuthobium divaricatum +
branching  +
Arceuthobium douglasii +
branching  +
Arceuthobium gillii +
branching  +
Arceuthobium pusillum +
pistillate  +
Arceuthobium vaginatum +
branching  +
Arceuthobium vaginatum subsp. cryptopodum +
branching  +
Archidiaceae +
branched;simple  +
Archidium +
branched;simple  +
Archidium alternifolium +
simple;branched  +
Archidium donnellii +
branched;simple  +
Archidium hallii +
branched  +
Archidium minus +
sometimes;simple  +
Archidium ohioense +
simple  +
Archidium tenerrimum +
simple  +
Arctanthemum +
branched  +, simple  +
Arctanthemum arcticum +
branched  +, simple  +
Arctanthemum arcticum subsp. arcticum +
branched  +
Arctanthemum arcticum subsp. polare +
not branched  +
Arctium +
branched  +
Arctium lappa +
branched  +
Arctium minus +
branched  +
Arctium tomentosum +
branched  +
Arctoa +
simple or;dichotomously irregularly branched  +
Arctoa anderssonii +
simple or;dichotomously irregularly branched  +
Arctoa fulvella +
simple or;dichotomously irregularly branched  +
Arctoa hyperborea +
simple or;dichotomously irregularly branched  +
Arctomecon +
branching  +, leafy  +
Arctomecon californica +
branching  +, leafy  +
Arctomecon humilis +
branching  +, leafy  +
Arctomecon merriamii +
branching  +, leafy  +
Arctous +
branched  +
Arctous alpina +
branched  +
Arctous rubra +
branched  +
Arenaria +
grooved  +, branched  +, simple  +
Arenaria benthamii +
branching  +
Arenaria humifusa +
grooved  +, branched  +, simple  +
Arenaria lanuginosa +
grooved  +, branched  +, simple  +
Arenaria lanuginosa var. lanuginosa +
grooved  +, branched  +, simple  +
Arenaria lanuginosa var. saxosa +
grooved  +, branched  +, simple  +
Arenaria livermorensis +
grooved  +, branched  +, simple  +
Arenaria longipedunculata +
grooved  +, branched  +, simple  +
Arenaria ludens +
grooved  +, branched  +, simple  +
Arenaria paludicola +
grooved  +, branched  +, simple  +
Arenaria pseudofrigida +
grooved  +, branched  +, simple  +
Arenaria serpyllifolia +
grooved  +, branched  +, simple  +
Arenaria serpyllifolia var. serpyllifolia +
grooved  +, branched  +, simple  +
Arenaria serpyllifolia var. tenuior +
grooved  +, branched  +, simple  +
Arethusa +
scapose  +
Arethusa bulbosa +
scapose  +
Argemone +
branching  +, leafy  +
Argemone aenea +
prickly  +
Argemone albiflora +
prickly  +
Argemone albiflora subsp. albiflora +
prickly  +
Argemone albiflora subsp. texana +
prickly  +
Argemone arizonica +
long-prickly  +, branched  +
Argemone aurantiaca +
prickly  +, branching  +
Argemone chisosensis +
prickly  +
Argemone corymbosa +
scattered-prickly  +
Argemone corymbosa subsp. arenicola +
scattered-prickly  +
Argemone corymbosa subsp. corymbosa +
scattered-prickly  +
Argemone gracilenta +
prickly  +
Argemone hispida +
prickly  +
Argemone mexicana +
prickly  +, unarmed  +, branching  +
Argemone munita +
prickly  +
Argemone munita subsp. argentea +
prickly  +
Argemone munita subsp. munita +
prickly  +
Argemone munita subsp. robusta +
prickly  +
Argemone munita subsp. rotundata +
prickly  +
Argemone ochroleuca +
prickly  +, branching  +
Argemone pleiacantha +
prickly  +, branched  +
Argemone pleiacantha subsp. ambigua +
prickly  +, branched  +
Argemone pleiacantha subsp. pinnatisecta +
prickly  +, branched  +
Argemone pleiacantha subsp. pleiacantha +
prickly  +, branched  +
Argemone polyanthemos +
prickly  +
Argemone sanguinea +
prickly  +
Argemone squarrosa +
prickly  +, branching  +
Argemone squarrosa subsp. glabrata +
prickly  +, branching  +
Argemone squarrosa subsp. squarrosa +
prickly  +, branching  +
Argyranthemum +
branched  +
Argyranthemum foeniculaceum +
branched  +
Argyrochosma +
unbranched  +
Argyrochosma dealbata +
unbranched  +
Argyrochosma fendleri +
unbranched  +
Argyrochosma incana +
unbranched  +
Argyrochosma jonesii +
unbranched  +
Argyrochosma limitanea +
unbranched  +
Argyrochosma limitanea subsp. limitanea +
unbranched  +
Argyrochosma limitanea subsp. mexicana +
unbranched  +
Argyrochosma microphylla +
unbranched  +
Arida +
branched  +
Arida arizonica +
branched  +
Arida blepharophylla +
branched  +
Arida carnosa +
branched  +
Arida mattturneri +
branched  +
Arida parviflora +
branched  +
Arida riparia +
branching  +
Ariocarpus +
unsegmented  +
Ariocarpus fissuratus +
unsegmented  +
Ariocarpus fissuratus var. fissuratus +
unsegmented  +
Aristocapsa +
disarticulating  +, solid  +
Aristocapsa insignis +
disarticulating  +, solid  +
Arivela +
branched  +
Arivela viscosa +
branched  +
Armeria +
acaulescent  +
Armeria maritima +
acaulescent  +
Armeria maritima subsp. californica +
acaulescent  +
Armeria maritima subsp. interior +
acaulescent  +
Armeria maritima subsp. maritima +
acaulescent  +
Armeria maritima subsp. sibirica +
acaulescent  +
Armoracia +
branched  +
Armoracia rusticana +
branched  +
Arnica +
branched  +, simple  +
Arnica acaulis +
simple  +
Arnica angustifolia +
branched  +, simple  +
Arnica angustifolia subsp. angustifolia +
branched  +, simple  +
Arnica angustifolia subsp. tomentosa +
branched  +, simple  +
Arnica cernua +
simple  +
Arnica chamissonis +
branched  +
Arnica cordifolia +
branched  +, simple  +
Arnica dealbata +
simple  +
Arnica discoidea +
branched  +, simple  +
Arnica fulgens +
simple  +
Arnica gracilis +
branched  +
Arnica griscomii +
branched  +, simple  +
Arnica griscomii subsp. frigida +
branched  +, simple  +
Arnica griscomii subsp. griscomii +
branched  +, simple  +
Arnica lanceolata +
branched  +, simple  +
Arnica lanceolata subsp. lanceolata +
branched  +, simple  +
Arnica lanceolata subsp. prima +
branched  +, simple  +
Arnica latifolia +
branched  +, simple  +
Arnica lessingii +
branched  +, simple  +
Arnica lonchophylla +
branched  +, simple  +
Arnica longifolia +
simple  +
Arnica louiseana +
simple  +
Arnica mollis +
branched  +, simple  +
Arnica nevadensis +
simple  +
Arnica ovata +
branched  +, simple  +
Arnica parryi +
branched  +, simple  +
Arnica rydbergii +
simple  +
Arnica sororia +
branched  +, simple  +
Arnica spathulata +
branched  +, simple  +
Arnica unalaschcensis +
simple  +
Arnica venosa +
branched  +, simple  +
Arnica viscosa +
branched  +
Arnoseris +
branched  +, simple  +
Arnoseris minima +
branched  +, simple  +
Aronia +
branched  +, simple  +
Aronia arbutifolia +
branched  +, simple  +
Aronia melanocarpa +
branched  +, simple  +
Arrhenopterum heterostichum +
branched  +, complanate-foliate  +
Artemisia +
branched  +
Artemisia abrotanum +
branched  +
Artemisia absinthium +
branched  +
Artemisia alaskana +
simple  +
Artemisia aleutica +
branched  +
Artemisia annua +
simple  +
Artemisia arbuscula +
branched  +
Artemisia arbuscula subsp. arbuscula +
branched  +
Artemisia arbuscula subsp. longiloba +
branched  +
Artemisia arbuscula subsp. thermopola +
branched  +
Artemisia biennis +
simple  +
Artemisia bigelovii +
branched  +
Artemisia borealis +
branched  +
Artemisia borealis subsp. borealis +
branched  +
Artemisia borealis subsp. richardsoniana +
branched  +
Artemisia californica +
branched  +
Artemisia campestris +
branched  +
Artemisia campestris subsp. canadensis +
branched  +
Artemisia campestris subsp. caudata +
branched  +
Artemisia campestris subsp. pacifica +
branched  +
Artemisia cana +
branched  +
Artemisia cana subsp. bolanderi +
branched  +
Artemisia cana subsp. cana +
branched  +
Artemisia cana subsp. viscidula +
branched  +
Artemisia carruthii +
simple  +
Artemisia douglasiana +
simple  +
Artemisia dracunculus +
branched  +
Artemisia filifolia +
branched  +
Artemisia franserioides +
simple  +
Artemisia frigida +
branched  +
Artemisia furcata +
simple  +
Artemisia globularia +
branched  +
Artemisia globularia subsp. globularia +
branched  +
Artemisia globularia subsp. lutea +
branched  +
Artemisia glomerata +
simple  +
Artemisia laciniata +
simple  +
Artemisia laciniata subsp. laciniata +
simple  +
Artemisia laciniata subsp. parryi +
simple  +
Artemisia longifolia +
branched  +, simple  +
Artemisia ludoviciana +
branched  +, simple  +
Artemisia ludoviciana subsp. albula +
branched  +
Artemisia ludoviciana subsp. candicans +
simple  +
Artemisia ludoviciana subsp. incompta +
simple  +
Artemisia ludoviciana subsp. ludoviciana +
simple  +
Artemisia ludoviciana subsp. mexicana +
branched  +
Artemisia ludoviciana subsp. redolens +
unbranched  +
Artemisia michauxiana +
simple  +
Artemisia nesiotica +
branched  +, simple  +
Artemisia norvegica +
branched  +
Artemisia norvegica subsp. saxatilis +
simple  +
Artemisia nova +
branched  +
Artemisia packardiae +
branched  +, simple  +
Artemisia palmeri +
simple  +
Artemisia papposa +
simple  +
Artemisia pattersonii +
branched  +
Artemisia pedatifida +
branched  +
Artemisia pontica +
branched  +
Artemisia porteri +
branched  +
Artemisia pycnocephala +
branched  +
Artemisia pygmaea +
branched  +
Artemisia rigida +
branched  +
Artemisia rothrockii +
branched  +
Artemisia rupestris +
branched  +
Artemisia scopulorum +
branched  +
Artemisia senjavinensis +
branched  +
Artemisia serrata +
simple  +
Artemisia spiciformis +
branched  +
Artemisia stelleriana +
simple  +
Artemisia subg. Absinthium +
branched  +
Artemisia subg. Artemisia +
branched  +
Artemisia subg. Drancunculus +
branched  +
Artemisia subg. Tridentatae +
branched  +
Artemisia suksdorfii +
simple  +
Artemisia tilesii +
branched  +
Artemisia tridentata +
branched  +
Artemisia tridentata subsp. parishii +
branched  +
Artemisia tridentata subsp. tridentata +
branched  +
Artemisia tridentata subsp. vaseyana +
branched  +
Artemisia tridentata subsp. wyomingensis +
branched  +
Artemisia tripartita +
branched  +
Artemisia tripartita subsp. rupicola +
branched  +
Artemisia tripartita subsp. tripartita +
branched  +
Artemisia vulgaris +
branched  +, simple  +
Arthrocnemum +
not armed  +, not jointed  +, jointed  +
Arthrocnemum subterminale +
much-branched  +
Aruncus +
simple  +
Aruncus dioicus +
simple  +
Aruncus dioicus var. acuminatus +
simple  +
Aruncus dioicus var. dioicus +
simple  +
Aruncus dioicus var. pubescens +
simple  +
Aruncus dioicus var. vulgaris +
simple  +
Asanthus +
branched  +
Asanthus squamulosus +
branched  +
Aschisma +
branching  +
Aschisma kansanum +
branching  +
Asparagus +
branched  +
Asparagus aethiopicus +
wiry  +
Asparagus asparagoides +
wiry  +
Asparagus officinalis +
branched  +
Asparagus setaceus +
wiry  +
Asphodelus fistulosus +
unbranched  +, branched  +
Aspidotis +
branched  +
Aspidotis californica +
branched  +
Aspidotis carlotta-halliae +
branched  +
Aspidotis densa +
branched  +
Asplenium abscissum +
unbranched  +
Asplenium adiantum-nigrum +
branched  +
Asplenium adulterinum +
unbranched  +
Asplenium auritum +
unbranched  +
Asplenium bradleyi +
branched  +
Asplenium cristatum +
not branched  +
Asplenium dalhousiae +
unbranched  +
Asplenium ebenoides +
branched  +
Asplenium exiguum +
unbranched  +
Asplenium heterochroum +
branched  +
Asplenium monanthes +
unbranched  +
Asplenium montanum +
unbranched  +
Asplenium palmeri +
unbranched  +
Asplenium pinnatifidum +
branched  +
Asplenium platyneuron +
unbranched  +
Asplenium plenum +
unbranched  +
Asplenium pumilum +
unbranched  +
Asplenium resiliens +
unbranched  +
Asplenium rhizophyllum +
unbranched  +
Asplenium ruta-muraria +
branched  +
Asplenium scolopendrium var. americanum +
unbranched  +
Asplenium septentrionale +
branched  +
Asplenium serratum +
unbranched  +
Asplenium trichomanes +
branched  +
Asplenium trichomanes subsp. quadrivalens +
branched  +
Asplenium trichomanes subsp. trichomanes +
branched  +
Asplenium trichomanes-dentatum +
unbranched  +
Asplenium trichomanes-ramosum +
branched  +
Asplenium verecundum +
unbranched  +
Asplenium vespertinum +
branched  +
Asplenium ×biscayneanum +
not branched  +
Asplenium ×curtissii +
unbranched  +
Asplenium ×heteroresiliens +
branched  +
Aster +
simple  +
Aster alpinus +
simple  +
Aster alpinus subsp. vierhapperi +
simple  +
Aster tataricus +
simple  +
Astilbe +
unbranched  +, branched  +
Astilbe biternata +
unbranched  +, branched  +
Astranthium +
branched  +
Astranthium ciliatum +
branched  +
Astranthium integrifolium +
branched  +
Astranthium robustum +
branched  +
Astrolepis +
branched  +
Astrolepis cochisensis +
branched  +
Astrolepis cochisensis subsp. arizonica +
branched  +
Astrolepis cochisensis subsp. chihuahuensis +
branched  +
Astrolepis cochisensis subsp. cochisensis +
branched  +
Astrolepis integerrima +
branched  +
Astrolepis sinuata +
branched  +
Astrolepis sinuata subsp. mexicana +
branched  +
Astrolepis sinuata subsp. sinuata +
branched  +
Astrolepis windhamii +
branched  +
Astrophytum +
unsegmented  +
Astrophytum asterias +
unsegmented  +
Atamisquea +
branched  +
Atamisquea emarginata +
branched  +
Athyrium +
dictyostelic  +, unbranched  +, branched  +
Athyrium distentifolium +
dictyostelic  +, unbranched  +, branched  +
Athyrium distentifolium var. americanum +
dictyostelic  +, unbranched  +, branched  +
Athyrium filix-femina +
dictyostelic  +, unbranched  +, branched  +
Athyrium filix-femina var. angustum +
dictyostelic  +, unbranched  +, branched  +
Athyrium filix-femina var. asplenioides +
dictyostelic  +, unbranched  +, branched  +
Athyrium filix-femina var. californicum +
dictyostelic  +, unbranched  +, branched  +
Athyrium filix-femina var. cyclosorum +
dictyostelic  +, unbranched  +, branched  +
Athysanus +
branched  +
Athysanus pusillus +
branched  +
Athysanus unilateralis +
branched  +
Atrichoseris +
branched  +
Atrichoseris platyphylla +
branched  +
Atrichum +
branched  +, simple  +
Atrichum altecristatum +
branched  +, simple  +
Atrichum angustatum +
branched  +, simple  +
Atrichum crispulum +
branched  +, simple  +
Atrichum crispum +
branched  +, simple  +
Atrichum cylindricum +
leafy  +
Atrichum flavisetum +
branched  +
Atrichum selwynii +
branched  +, simple  +
Atrichum tenellum +
branched  +, simple  +
Atrichum undulatum +
branched  +, simple  +
Atriplex +
jointed  +
Atriplex acanthocarpa +
jointed  +
Atriplex acanthocarpa var. acanthocarpa +
jointed  +
Atriplex acanthocarpa var. coahuilensis +
jointed  +
Atriplex amnicola +
jointed  +
Atriplex argentea +
jointed  +
Atriplex argentea var. argentea +
jointed  +
Atriplex argentea var. hillmanii +
branched  +
Atriplex argentea var. longitrichoma +
branched  +
Atriplex argentea var. mohavensis +
branched  +
Atriplex argentea var. rydbergii +
jointed  +
Atriplex californica +
branched  +
Atriplex canescens +
jointed  +
Atriplex canescens var. canescens +
jointed  +
Atriplex canescens var. gigantea +
jointed  +
Atriplex canescens var. laciniata +
jointed  +
Atriplex canescens var. macilenta +
jointed  +
Atriplex confertifolia +
jointed  +
Atriplex cordulata +
jointed  +
Atriplex cordulata var. cordulata +
branched  +
Atriplex cordulata var. erecticaulis +
branched  +
Atriplex coronata +
jointed  +
Atriplex coronata var. coronata +
jointed  +
Atriplex coronata var. notatior +
jointed  +
Atriplex coronata var. vallicola +
jointed  +
Atriplex corrugata +
jointed  +
Atriplex coulteri +
branched  +
Atriplex covillei +
jointed  +
Atriplex dioica +
jointed  +
Atriplex elegans +
branched  +, simple  +
Atriplex elegans var. elegans +
branched  +, simple  +
Atriplex elegans var. fasciculata +
branched  +, simple  +
Atriplex fruticulosa +
branched  +, simple  +
Atriplex gardneri +
jointed  +
Atriplex gardneri var. aptera +
jointed  +
Atriplex gardneri var. bonnevillensis +
jointed  +
Atriplex gardneri var. cuneata +
jointed  +
Atriplex gardneri var. falcata +
jointed  +
Atriplex gardneri var. gardneri +
jointed  +
Atriplex gardneri var. utahensis +
jointed  +
Atriplex gardneri var. welshii +
jointed  +
Atriplex garrettii +
jointed  +
Atriplex garrettii var. garrettii +
jointed  +
Atriplex garrettii var. navajoensis +
jointed  +
Atriplex glabriuscula +
jointed  +
Atriplex glabriuscula var. acadiensis +
jointed  +
Atriplex glabriuscula var. franktonii +
jointed  +
Atriplex glabriuscula var. glabriuscula +
jointed  +
Atriplex gmelinii +
jointed  +
Atriplex gmelinii var. alaskensis +
branched  +
Atriplex gmelinii var. gmelinii +
simple  +, branched  +
Atriplex graciliflora +
jointed  +
Atriplex heterosperma +
jointed  +
Atriplex holocarpa +
branching  +
Atriplex hortensis +
branched  +
Atriplex hymenelytra +
jointed  +
Atriplex joaquiniana +
jointed  +
Atriplex klebergorum +
jointed  +
Atriplex laciniata +
jointed  +
Atriplex lentiformis +
jointed  +
Atriplex leucophylla +
jointed  +
Atriplex lindleyi +
jointed  +
Atriplex linearis +
jointed  +
Atriplex littoralis +
jointed  +
Atriplex matamorensis +
leafy  +
Atriplex mucronata +
branched  +
Atriplex nudicaulis +
branched  +, simple  +
Atriplex nummularia +
jointed  +
Atriplex oblongifolia +
jointed  +
Atriplex obovata +
jointed  +
Atriplex pacifica +
jointed  +
Atriplex parishii +
jointed  +
Atriplex parishii var. depressa +
jointed  +
Atriplex parishii var. minuscula +
jointed  +
Atriplex parishii var. parishii +
jointed  +
Atriplex parishii var. persistens +
jointed  +
Atriplex parishii var. subtilis +
branched  +
Atriplex parryi +
jointed  +
Atriplex patula +
branched  +
Atriplex pentandra +
jointed  +
Atriplex phyllostegia +
jointed  +
Atriplex pleiantha +
jointed  +
Atriplex polycarpa +
jointed  +
Atriplex powellii +
branching  +
Atriplex powellii var. minuticarpa +
branching  +
Atriplex powellii var. powellii +
branching  +
Atriplex prostrata +
jointed  +
Atriplex pusilla +
jointed  +
Atriplex rosea +
branching  +, simple  +
Atriplex saccaria +
branched  +
Atriplex saccaria var. asterocarpa +
branching  +
Atriplex saccaria var. cornuta +
branched  +
Atriplex saccaria var. saccaria +
branched  +
Atriplex sect. Atriplex +
jointed  +
Atriplex sect. Covilleiae +
jointed  +
Atriplex sect. Dialysex +
jointed  +
Atriplex sect. Endolepis +
jointed  +
Atriplex sect. Obione +
jointed  +
Atriplex sect. Phyllostegiae +
jointed  +
Atriplex sect. Pleianthae +
jointed  +
Atriplex sect. Sclerocalymma +
jointed  +
Atriplex sect. Semibaccata +
jointed  +
Atriplex sect. Spongiocarpus +
jointed  +
Atriplex sect. Teutliopsis +
jointed  +
Atriplex semibaccata +
jointed  +
Atriplex serenana +
jointed  +
Atriplex serenana var. davidsonii +
jointed  +
Atriplex serenana var. serenana +
jointed  +
Atriplex spinifera +
jointed  +
Atriplex suberecta +
jointed  +
Atriplex subg. Atriplex +
jointed  +
Atriplex subg. Obione +
jointed  +
Atriplex subg. Pterochiton +
jointed  +
Atriplex subsect. Arenariae +
jointed  +
Atriplex subsect. Argenteae +
jointed  +
Atriplex subsect. Californicae +
jointed  +
Atriplex subsect. Graciliflorae +
jointed  +
Atriplex subsect. Leucophyllae +
jointed  +
Atriplex subsect. Pusillae +
jointed  +
Atriplex subsect. Saccariae +
jointed  +
Atriplex subsect. Truncatae +
jointed  +
Atriplex subsect. Wolfianae +
jointed  +
Atriplex suckleyi +
jointed  +
Atriplex tatarica +
jointed  +
Atriplex torreyi +
jointed  +
Atriplex torreyi var. griffithsii +
jointed  +
Atriplex torreyi var. torreyi +
jointed  +
Atriplex truncata +
branched  +, simple  +
Atriplex tularensis +
jointed  +
Atriplex watsonii +
jointed  +
Atriplex wolfii +
branched  +, simple  +
Atriplex wolfii var. tenuissima +
branched  +
Atriplex wolfii var. wolfii +
branched  +
Atriplex wrightii +
simple  +, branched  +
Aubrieta +
branched  +
Aubrieta deltoidea +
branched  +
Aureolaria flava +
branched  +
Aureolaria grandiflora +
branched  +, simple  +
Aureolaria levigata +
branched  +, simple  +
Aureolaria patula +
branched  +
Aureolaria pectinata +
branched  +
Aureolaria pedicularia +
branched  +, simple  +
Aureolaria virginica +
branched  +, simple  +
Aurinia +
branched  +
Aurinia petraea +
branched  +
Aurinia saxatilis +
branched  +
Axyris +
armed  +, not jointed  +
Axyris amaranthoides +
armed  +, not jointed  +
Ayenia +
3-7-veined  +, unarmed  +
Ayenia compacta +
3-7-veined  +, unarmed  +
Ayenia euphrasiifolia +
3-7-veined  +, unarmed  +
Ayenia filiformis +
3-7-veined  +, unarmed  +
Ayenia jaliscana +
3-7-veined  +, unarmed  +
Ayenia limitaris +
3-7-veined  +, unarmed  +
Ayenia microphylla +
3-7-veined  +, unarmed  +
Ayenia pilosa +
3-7-veined  +, unarmed  +
Azolla mexicana +
2(-3)-celled  +
B
Baccharis neglecta +
eglandular  +
Baccharis plummerae +
eglandular  +, glandular  +, simple  +
Baccharis plummerae subsp. glabrata +
eglandular  +, glandular  +, simple  +
Baccharis plummerae subsp. plummerae +
eglandular  +
Baccharis salicifolia +
branched  +, simple  +
Baccharis texana +
leafy  +, simple  +
Baccharis wrightii +
eglandular  +, branched  +
Bahia +
branched  +
Bahia absinthifolia +
branched  +
Bahia bigelovii +
branched  +
Bahia biternata +
branched  +
Bahia pedata +
branched  +
Bahiopsis +
branched  +
Bahiopsis laciniata +
branched  +
Bahiopsis parishii +
branched  +
Bahiopsis reticulata +
branched  +
Baileya +
branched  +
Baileya multiradiata +
branched  +
Baileya pauciradiata +
branched  +
Baileya pleniradiata +
branched  +
Balduina +
branched  +, simple  +
Balduina angustifolia +
branched  +
Balduina atropurpurea +
branched  +
Balduina uniflora +
branched  +
Balsamorhiza +
branched  +
Balsamorhiza careyana +
branched  +
Balsamorhiza deltoidea +
branched  +
Balsamorhiza hispidula +
branched  +
Balsamorhiza hookeri +
branched  +
Balsamorhiza incana +
branched  +
Balsamorhiza lanata +
branched  +
Balsamorhiza macrolepis +
branched  +
Balsamorhiza macrophylla +
branched  +
Balsamorhiza rosea +
branched  +
Balsamorhiza sagittata +
branched  +
Balsamorhiza sericea +
branched  +
Balsamorhiza serrata +
branched  +
Balsamorhiza subg. Artorhiza +
branched  +
Balsamorhiza subg. Balsamorhiza +
branched  +
Barbarea +
branched  +
Barbarea orthoceras +
branched  +
Barbarea stricta +
branched  +
Barbarea verna +
branched  +
Barbarea vulgaris +
branched  +
Barbella +
branched;foliate  +
Barbella pendula +
branched;foliate  +
Barbula +
branching  +
Barbula amplexifolia +
branching  +
Barbula bolleana +
branching  +
Barbula convoluta +
branching  +
Barbula convoluta var. convoluta +
branching  +
Barbula convoluta var. eustegia +
branching  +
Barbula convoluta var. gallinula +
branching  +
Barbula indica +
branching  +
Barbula indica var. gregaria +
branching  +
Barbula indica var. indica +
branching  +
Barbula orizabensis +
branching  +
Barbula unguiculata +
branching  +
Barkleyanthus salicifolius +
branched  +
Bartlettia +
branched  +
Bartlettia scaposa +
branched  +
Bartramia +
simple  +
Bartramia brevifolia +
simple  +
Bartramia halleriana +
simple  +
Bartramia ithyphylla +
simple  +
Bartramia pomiformis +
simple  +
Bartramia potosica +
simple  +
Bartramia stricta +
simple  +
Bartramia subulata +
simple  +
Bartramiaceae +
simple  +
Bartramiopsis +
simple  +
Bartramiopsis lescurii +
leafy  +, leafless  +, bracteate  +
Bartsia +
eglandular  +
Bartsia alpina +
eglandular  +
Basiphyllaea +
branched  +, or  +, simple  +
Basiphyllaea corallicola +
branched  +, or  +, simple  +
Bassia +
not armed  +, not jointed  +, simple  +, …
Bassia hirsuta +
branched  +
Bassia hyssopifolia +
simple  +, branched  +
Begonia +
branched  +, simple  +
Begonia cucullata +
branched  +, simple  +
Begonia hirtella +
branched  +, simple  +
Belamcanda +
several-branched  +
Belamcanda chinensis +
3-5-branched  +
Bellardia latifolia +
with few ascending branches  +, simple  +
Bellardia trixago +
with few ascending branches  +, simple  +
Bellardia viscosa +
with few ascending branches  +, simple  +
Bellibarbula +
branching  +
Bellibarbula recurva +
branched  +
Bellis +
simple  +
Bellis perennis +
simple  +
Beloglottis +
rhizomatous  +
Beloglottis costaricensis +
rhizomatous  +
Benitoa +
branched  +
Benitoa occidentalis +
branched  +
Bensoniella +
unbranched  +, branched  +
Bensoniella oregona +
unbranched  +, branched  +
Berberis +
monomorphic  +, unbranched  +, branched  +
Berberis amplectens +
monomorphic  +
Berberis aquifolium +
monomorphic  +
Berberis bealei +
monomorphic  +
Berberis canadensis +
monomorphic  +, unbranched  +, branched  +
Berberis darwinii +
monomorphic  +, unbranched  +, branched  +
Berberis dictyota +
monomorphic  +
Berberis fendleri +
monomorphic  +, unbranched  +, branched  +
Berberis fremontii +
monomorphic  +, unbranched  +, branched  +
Berberis haematocarpa +
monomorphic  +, unbranched  +, branched  +
Berberis harrisoniana +
monomorphic  +, unbranched  +, branched  +
Berberis higginsiae +
monomorphic  +, unbranched  +, branched  +
Berberis nervosa +
monomorphic  +
Berberis nevinii +
monomorphic  +, unbranched  +, branched  +
Berberis pinnata +
monomorphic  +
Berberis pinnata subsp. insularis +
monomorphic  +
Berberis pinnata subsp. pinnata +
monomorphic  +
Berberis piperiana +
monomorphic  +
Berberis pumila +
monomorphic  +
Berberis repens +
monomorphic  +
Berberis swaseyi +
monomorphic  +, unbranched  +, branched  +
Berberis thunbergii +
monomorphic  +, unbranched  +, branched  +
Berberis trifoliolata +
monomorphic  +, unbranched  +, branched  +
Berberis vulgaris +
monomorphic  +, unbranched  +, branched  +
Berberis wilcoxii +
monomorphic  +
Bergerocactus +
unsegmented  +
Bergerocactus emoryi +
unsegmented  +
Bergia +
not rooting  +, solid  +
Bergia texana +
not rooting  +, solid  +
Berlandiera +
branched  +
Berlandiera lyrata +
branched  +
Berlandiera monocephala +
branched  +, unbranched  +
Berlandiera pumila +
branched  +
Berlandiera subacaulis +
branched  +, unbranched  +
Berlandiera texana +
branched  +
Berlandiera ×betonicifolia +
branched  +
Berlandiera ×humilis +
branched  +
Berlandiera ×macrophylla +
branched  +, unbranched  +
Berteroa +
branched  +
Berteroa incana +
simple  +
Bestia +
stipitate  +, terete-foliate  +
Bestia longipes +
stipitate  +, terete-foliate  +
Beta +
not armed  +, not jointed  +
Beta vulgaris +
not armed  +, not jointed  +
Beta vulgaris subsp. maritima +
simple  +
Beta vulgaris subsp. vulgaris +
branched  +
Bidens +
branched  +
Bidens amplissima +
branched  +
Bidens aristosa +
branched  +
Bidens aurea +
branched  +
Bidens beckii +
branched  +
Bidens bidentoides +
branched  +
Bidens bigelovii +
branched  +
Bidens bipinnata +
branched  +
Bidens cernua +
branched  +
Bidens connata +
branched  +
Bidens discoidea +
branched  +
Bidens eatonii +
branched  +
Bidens frondosa +
branched  +
Bidens heterodoxa +
branched  +
Bidens heterosperma +
branched  +
Bidens hyperborea +
branched  +
Bidens laevis +
branched  +
Bidens lemmonii +
branched  +
Bidens leptocephala +
branched  +
Bidens mitis +
branched  +
Bidens pilosa +
branched  +
Bidens polylepis +
branched  +
Bidens tenuisecta +
branched  +
Bidens trichosperma +
branched  +
Bidens tripartita +
branched  +
Bidens vulgata +
branched  +
Bistorta +
simple  +
Bistorta bistortoides +
simple  +
Bistorta officinalis +
simple  +
Bistorta plumosa +
simple  +
Bistorta vivipara +
simple  +
Blechnaceae +
dictyostelic  +
Blechnum +
dictyostelic  +
Blechnum occidentale +
dictyostelic  +
Blechnum occidentale var. minor +
branched  +
Blechnum serrulatum +
branched  +
Blechnum spicant +
dictyostelic  +
Bletia +
branched  +, or  +, simple  +
Bletia patula +
branched  +, or  +, simple  +
Bletia purpurea +
branched  +, or  +, simple  +
Blutaparon vermiculare +
much-branched  +
Blysmopsis +
septate  +, hollow  +, solid  +
Blysmopsis rufa +
septate  +, hollow  +, solid  +
Blyxa +
unbranched  +, rooted  +
Blyxa aubertii +
unbranched  +, rooted  +
Boechera +
branched  +, unbranched  +
Boechera acutina +
branched  +, unbranched  +
Boechera arcuata +
branched  +, unbranched  +
Boechera atrorubens +
branched  +, unbranched  +
Boechera bodiensis +
branched  +, unbranched  +
Boechera breweri +
branched  +, unbranched  +
Boechera breweri subsp. breweri +
branched  +, unbranched  +
Boechera breweri subsp. shastaensis +
branched  +, unbranched  +
Boechera burkii +
branched  +, unbranched  +
Boechera calderi +
branched  +, unbranched  +
Boechera californica +
branched  +, unbranched  +
Boechera canadensis +
branched  +, unbranched  +
Boechera cascadensis +
branched  +, unbranched  +
Boechera cobrensis +
branched  +, unbranched  +
Boechera collinsii +
branched  +, unbranched  +
Boechera consanguinea +
branched  +, unbranched  +
Boechera constancei +
branched  +, unbranched  +
Boechera covillei +
branched  +, unbranched  +
Boechera crandallii +
branched  +, unbranched  +
Boechera cusickii +
branched  +, unbranched  +
Boechera davidsonii +
branched  +, unbranched  +
Boechera dentata +
branched  +, unbranched  +
Boechera depauperata +
branched  +, unbranched  +
Boechera dispar +
branched  +, unbranched  +
Boechera divaricarpa +
branched  +, unbranched  +
Boechera drepanoloba +
branched  +, unbranched  +
Boechera duchesnensis +
branched  +, unbranched  +
Boechera elkoensis +
branched  +, unbranched  +
Boechera evadens +
branched  +, unbranched  +
Boechera falcatoria +
branched  +, unbranched  +
Boechera falcifructa +
branched  +, unbranched  +
Boechera fecunda +
branched  +, unbranched  +
Boechera fendleri +
branched  +, unbranched  +
Boechera fernaldiana +
branched  +, unbranched  +
Boechera fernaldiana subsp. fernaldiana +
branched  +, unbranched  +
Boechera fernaldiana subsp. vivariensis +
branched  +, unbranched  +
Boechera formosa +
branched  +, unbranched  +
Boechera fructicosa +
branched  +, unbranched  +
Boechera glareosa +
branched  +, unbranched  +
Boechera glaucovalvula +
branched  +, unbranched  +
Boechera goodrichii +
branched  +, unbranched  +
Boechera gracilenta +
branched  +, unbranched  +
Boechera gracilipes +
branched  +, unbranched  +
Boechera grahamii +
branched  +, unbranched  +
Boechera gunnisoniana +
branched  +, unbranched  +
Boechera harrisonii +
branched  +, unbranched  +
Boechera hastatula +
branched  +, unbranched  +
Boechera hoffmannii +
branched  +, unbranched  +
Boechera holboellii +
branched  +, unbranched  +
Boechera horizontalis +
branched  +, unbranched  +
Boechera howellii +
branched  +, unbranched  +
Boechera inyoensis +
branched  +, unbranched  +
Boechera johnstonii +
branched  +, unbranched  +
Boechera koehleri +
branched  +, unbranched  +
Boechera laevigata +
branched  +, unbranched  +
Boechera languida +
branched  +, unbranched  +
Boechera lasiocarpa +
branched  +, unbranched  +
Boechera lemmonii +
branched  +, unbranched  +
Boechera lignifera +
branched  +, unbranched  +
Boechera lincolnensis +
branched  +, unbranched  +
Boechera lyallii +
branched  +, unbranched  +
Boechera macounii +
branched  +, unbranched  +
Boechera microphylla +
branched  +, unbranched  +
Boechera missouriensis +
branched  +, unbranched  +
Boechera nevadensis +
branched  +, unbranched  +
Boechera ophira +
branched  +, unbranched  +
Boechera oxylobula +
branched  +, unbranched  +
Boechera paddoensis +
branched  +, unbranched  +
Boechera pallidifolia +
branched  +, unbranched  +
Boechera parishii +
branched  +, unbranched  +
Boechera pauciflora +
branched  +, unbranched  +
Boechera paupercula +
branched  +, unbranched  +
Boechera peirsonii +
branched  +, unbranched  +
Boechera pendulina +
branched  +, unbranched  +
Boechera pendulocarpa +
branched  +, unbranched  +
Boechera perennans +
branched  +, unbranched  +
Boechera perstellata +
branched  +, unbranched  +
Boechera pinetorum +
branched  +, unbranched  +
Boechera pinzliae +
branched  +, unbranched  +
Boechera platysperma +
branched  +, unbranched  +
Boechera polyantha +
branched  +, unbranched  +
Boechera porphyrea +
branched  +, unbranched  +
Boechera pratincola +
branched  +, unbranched  +
Boechera puberula +
branched  +, unbranched  +
Boechera pulchra +
branched  +, unbranched  +
Boechera pusilla +
branched  +, unbranched  +
Boechera pygmaea +
branched  +, unbranched  +
Boechera quebecensis +
branched  +, unbranched  +
Boechera rectissima +
branched  +, unbranched  +
Boechera repanda +
branched  +, unbranched  +
Boechera retrofracta +
branched  +, unbranched  +
Boechera rigidissima +
branched  +, unbranched  +
Boechera rollei +
branched  +, unbranched  +
Boechera rollinsiorum +
branched  +, unbranched  +
Boechera rubicundula +
branched  +, unbranched  +
Boechera saximontana +
branched  +, unbranched  +
Boechera schistacea +
branched  +, unbranched  +
Boechera serotina +
branched  +, unbranched  +
Boechera serpenticola +
branched  +, unbranched  +
Boechera shevockii +
branched  +, unbranched  +
Boechera shockleyi +
branched  +, unbranched  +
Boechera sparsiflora +
branched  +, unbranched  +
Boechera spatifolia +
few to several  +, simple  +
Boechera stricta +
branched  +, unbranched  +
Boechera subpinnatifida +
branched  +, unbranched  +
Boechera suffrutescens +
branched  +, unbranched  +
Boechera texana +
branched  +, unbranched  +
Boechera tiehmii +
branched  +, unbranched  +
Boechera tularensis +
branched  +, unbranched  +
Boechera ultra-alsa +
branched  +, unbranched  +
Boechera villosa +
branched  +, unbranched  +
Boechera williamsii +
branched  +, unbranched  +
Boechera xylopoda +
branched  +, unbranched  +
Boechera yorkii +
branched  +, unbranched  +
Boehmeria +
simple  +, freely branched  +
Boehmeria cylindrica +
simple  +, freely branched  +
Boehmeria nivea +
simple  +, freely branched  +
Boerhavia +
unarmed  +
Boerhavia anisophylla +
branched  +
Boerhavia ciliata +
branched  +
Boerhavia coccinea +
branched  +
Boerhavia coulteri +
branched  +
Boerhavia coulteri var. coulteri +
branched  +
Boerhavia coulteri var. palmeri +
branched  +
Boerhavia diffusa +
branched  +
Boerhavia erecta +
branched  +
Boerhavia gracillima +
branched  +
Boerhavia intermedia +
branched  +
Boerhavia linearifolia +
branched  +
Boerhavia megaptera +
branched  +
Boerhavia pterocarpa +
branched  +
Boerhavia purpurascens +
unbranched  +
Boerhavia spicata +
branched  +
Boerhavia torreyana +
branched  +
Boerhavia triquetra +
branched  +
Boerhavia wrightii +
unbranched  +
Bolandra +
unbranched  +, branched  +
Bolandra californica +
unbranched  +, branched  +
Bolandra oregana +
unbranched  +, branched  +
Bolboschoenus +
septate  +, hollow  +, solid  +
Bolboschoenus fluviatilis +
septate  +, hollow  +, solid  +
Bolboschoenus glaucus +
septate  +, hollow  +, solid  +
Bolboschoenus maritimus +
septate  +, hollow  +, solid  +
Bolboschoenus maritimus subsp. maritimus +
septate  +, hollow  +, solid  +
Bolboschoenus maritimus subsp. paludosus +
septate  +, hollow  +, solid  +
Bolboschoenus novae-angliae +
septate  +, hollow  +, solid  +
Bolboschoenus robustus +
septate  +, hollow  +, solid  +
Boltonia +
branched  +
Boltonia apalachicolensis +
rooting  +
Boltonia asteroides +
branched  +
Boltonia asteroides var. asteroides +
branched  +
Boltonia asteroides var. latisquama +
branched  +
Boltonia asteroides var. recognita +
branched  +
Boltonia caroliniana +
branched  +
Boltonia decurrens +
branched  +
Boltonia diffusa +
branched  +
Boltonia diffusa var. diffusa +
branched  +
Boltonia diffusa var. interior +
branched  +
Bommeria +
branched  +
Bommeria hispida +
branched  +
Bonellia +
much-branched  +
Bonellia macrocarpa +
much-branched  +
Bonellia macrocarpa subsp. macrocarpa +
much-branched  +
Borrichia +
branched  +
Borrichia arborescens +
branched  +
Borrichia frutescens +
branched  +
Borrichia ×cubana +
branched  +
Boschniakia rossica +
unbranched  +
Botrychium +
unbranched  +, simple  +
Botrychium acuminatum +
unbranched  +, simple  +
Botrychium ascendens +
unbranched  +, simple  +
Botrychium biternatum +
unbranched  +, simple  +
Botrychium boreale +
unbranched  +, simple  +
Botrychium campestre +
unbranched  +, simple  +
Botrychium crenulatum +
unbranched  +, simple  +
Botrychium dissectum +
unbranched  +, simple  +
Botrychium echo +
unbranched  +, simple  +
Botrychium gallicomontanum +
unbranched  +, simple  +
Botrychium hesperium +
unbranched  +, simple  +
Botrychium jenmanii +
unbranched  +, simple  +
Botrychium lanceolatum +
unbranched  +, simple  +
Botrychium lanceolatum subsp. angustisegmentum +
unbranched  +, simple  +
Botrychium lanceolatum subsp. lanceolatum +
unbranched  +, simple  +
Botrychium lunaria +
unbranched  +, simple  +
Botrychium lunarioides +
unbranched  +, simple  +
Botrychium matricariifolium +
unbranched  +, simple  +
Botrychium minganense +
unbranched  +, simple  +
Botrychium montanum +
unbranched  +, simple  +
Botrychium mormo +
unbranched  +, simple  +
Botrychium multifidum +
unbranched  +, simple  +
Botrychium oneidense +
unbranched  +, simple  +
Botrychium pallidum +
unbranched  +, simple  +
Botrychium paradoxum +
unbranched  +, simple  +
Botrychium pedunculosum +
unbranched  +, simple  +
Botrychium pinnatum +
unbranched  +, simple  +
Botrychium pseudopinnatum +
unbranched  +, simple  +
Botrychium pumicola +
unbranched  +, simple  +
Botrychium rugulosum +
unbranched  +, simple  +
Botrychium sect. Hiemobotrychium +
unbranched  +, simple  +
Botrychium sect. Sceptridium +
unbranched  +, simple  +
Botrychium simplex +
unbranched  +, simple  +
Botrychium spathulatum +
unbranched  +, simple  +
Botrychium subg. Botrychium +
unbranched  +, simple  +
Botrychium subg. Osmundopteris +
unbranched  +, simple  +
Botrychium subg. Sceptridium +
unbranched  +, simple  +
Botrychium virginianum +
unbranched  +, simple  +
Boykinia +
unbranched  +, branched  +
Boykinia aconitifolia +
unbranched  +, branched  +
Boykinia intermedia +
unbranched  +, branched  +
Boykinia major +
unbranched  +, branched  +
Boykinia occidentalis +
unbranched  +, branched