Almutaster pauciflorus

(Nuttall) Á. Löve & D. Löve

Taxon 31: 356. 1982.

Common names: Marsh alkali aster
Illustrated
Basionyms: Aster pauciflorus Nuttall Gen. N. Amer. Pl. 2: 154. 1818
Treatment appears in FNA Volume 20. Treatment on page 461.

Plants laxly colonial. Stems sometimes reddish at base. Leaves: blades 10–100 mm, margins sometimes ciliate or (distal) stipitate-glandular, apices mucronulate; basal sometimes marcescent, petiole bases widened, clasping, apices obtuse or acute; cauline reduced distally, subclasping, apices acute. Heads (1–) 3–10 (–30+), each terminating long, ascending branch. Peduncle bracts 2–9, glandular. Phyllaries ± green, margins erose-hyaline, inner more widely so, apices mucronulate. Ray-floret laminae 5–8 mm. Cypselae golden brown, ribs stramineous. 2n = 18.


Phenology: Flowering spring–fall.
Habitat: Damp alkaline places, alluvial soils, with halophytic vegetation, inland salt marshes, along streams in ravines, ditches, in desert and dry prairie areas
Elevation: 200–2400 m

Distribution

V20-1066-distribution-map.gif

Alta., Man., N.W.T., Sask., Ariz., Calif., Colo., Nev., N.Mex., N.Dak., S.Dak., Tex., Utah, Wyo., Mexico

Discussion

Selected References

None.

Lower Taxa

None.

... more about "Almutaster pauciflorus"
short-stipitate-glandular +
not tailed +, rounded +  and obtuse +
distinct +
subequal +
scarious +
usually triangular +  and linear +
usually deltate +  and lanceolate +
paniculiform +
indeterminate +  and determinate +
Luc Brouillet +
(Nuttall) Á. Löve & D. Löve +
decurrent +
Aster pauciflorus +
linear;oblong-spatulate or linear-lanceolate +
1 cm10 mm <br />0.01 m <br /> (10 cm100 mm <br />0.1 m <br />) +
rugulose +  and muricate +
attenuate +
subequal +
Marsh alkali aster +
not 2-lipped +  and actinomorphic +
yellow +, white +  and pale-purple +
ampliate +
beaked +, 2-ribbed +  and 5-ribbed +
golden brown +
terete +  and fusiform-obconic +
fertile +  and bisexual +
fertile +  and bisexual +
Alta. +, Man. +, N.W.T. +, Sask. +, Ariz. +, Calif. +, Colo. +, Nev. +, N.Mex. +, N.Dak. +, S.Dak. +, Tex. +, Utah +, Wyo. +  and Mexico +
200–2400 m +
glabrous +  and sparsely strigose +
pistillate +, staminate +  and neuter +
winged +  and beaked +
dispersed +
Damp alkaline places, alluvial soils, with halophytic vegetation, inland salt marshes, along streams in ravines, ditches, in desert and dry prairie areas +
indeterminate +
heterogamous +  and homogamous +
each +  and sessile +
0.45 cm4.5 mm <br />0.0045 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
campanulate +
0.8 cm8 mm <br />0.008 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
sessile +  and petiolate +
cauline +  and basal +
triangular +
erose-hyaline +
stipitate-glandular +  and ciliate +
2-carpellate +
Flowering spring–fall. +
ovate +, usually lance-oblong +  and lanceolate +
0.5 cm5 mm <br />0.005 m <br /> (0.8 cm8 mm <br />0.008 m <br />) +
bearing subulate enations +, hairy +  and bristly +
flat;slightly convex +
stramineous +
exalbuminous +
Illustrated +
1 (?) +  and 4 (?) +
ascending +  and erect +
appendaged +  and truncate +
papillate +  and smooth +
Aster sect. Pauciflori +
Almutaster pauciflorus +
Almutaster +
species +
30 cm300 mm <br />0.3 m <br /> (120 cm1,200 mm <br />1.2 m <br />) +
plant +  and colonial +