View source for Carex sect. Glaucescentes

{{Treatment/ID
|accepted_name=Carex sect. Glaucescentes
|accepted_authority=Reznicek
|publications={{Treatment/Publication
|title=Novon
|place=11: 457. 2001
|year=2001
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Carex sect. Pendulinae
|authority=Fries
|rank=section
}}
|hierarchy=Cyperaceae;Carex;Carex sect. Glaucescentes
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Cyperaceae]]</div><div class="higher-taxon"><small>genus</small>[[Carex]]</div><div class="higher-taxon"><small>section</small>[[Carex sect. Glaucescentes]]</div></div>
|volume=Volume 23
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-d0_s0" data-properties="whole_organism growth form;whole_organism architecture;whole_organism growth form;clump size"><b>Plants </b>densely cespitose, in large clumps, short-rhizomatous;</span> <span class="statement" id="st-d0_s1" data-properties="rhizome coloration;rhizome coloration;covering coloration;covering pubescence">rhizomes brown or black, without yellowbrown felty covering.</span> <span class="statement" id="st-d0_s2" data-properties="culm coloration"><b>Culms </b>reddish purple at base.</span> <span class="statement" id="st-d0_s3" data-properties="basal sheath texture"><b>Leaves:</b> basal sheaths sometimes fibrous;</span> <span class="statement" id="st-d0_s4" data-properties="sheath front coloration;sheath front coloration;sheath front architecture;sheath front growth form or texture">sheath fronts reddish or green, veined, herbaceous;</span> <span class="statement" id="st-d0_s5" data-properties="blade prominence;blade shape;lateral adaxial vein quantity;lateral adaxial vein prominence;cross-section pubescence;cross-section pubescence;cross-section pubescence">blades with 2 lateral adaxial veins more prominent than midvein, M-shaped in cross-section when young, glabrous or scabrous, strongly glaucous.</span> <span class="statement" id="st-d0_s6" data-properties="inflorescence arrangement;spike quantity"><b>Inflorescences </b>racemose, with 5–8 spikes;</span> <span class="statement" id="st-d0_s7" data-properties="proximal bract architecture or shape;proximal bract architecture or shape;sheath height or length or size;stem character">proximal bracts leaflike, long-sheathing, sheath shorter than diameter of stem;</span> <span class="statement" id="st-d0_s8" data-properties="lateral spike architecture;lateral spike architecture;lateral spike reproduction;lateral spike orientation;lateral spike architecture;lateral spike architecture">lateral spikes pistillate or some androgynous, pendent, pedunculate, prophyllate;</span> <span class="statement" id="st-d0_s9" data-properties="terminal spike architecture">terminal spikes usually staminate.</span> <span class="statement" id="st-d0_s10" data-properties="proximal scale architecture;apex shape;awn some measurement"><b>Proximal </b>pistillate scales with apex acute to acuminate or awned, awn to 3.5 mm;</span> <span class="statement" id="st-d0_s11" data-properties="scale architecture;scale architecture or shape">staminate scales awned.</span> <span class="statement" id="st-d0_s12" data-properties="perigynium arrangement;perigynium orientation;perigynium architecture;perigynium architecture;perigynium shape;perigynium shape;perigynium shape;marginal vein quantity;marginal vein fragility;base shape;apex architecture or shape;apex pubescence;apex relief"><b>Perigynia </b>divergent or ascending, weakly to strongly veined on faces, with 2 strong marginal veins, usually sessile, elliptic or ovate, trigonous in cross-section, base tapering, apex abruptly beaked, glabrous, papillose;</span> <span class="statement" id="st-d0_s13" data-properties="beak some measurement;beak shape;beak shape">beak less than 5 mm, erose-ciliate to very shortly bidentate.</span> <span class="statement" id="st-d0_s14" data-properties="stigma quantity"><b>Stigmas </b>3.</span> <span class="statement" id="st-d0_s15" data-properties="achene shape;achene size"><b>Achenes </b>trigonous, smaller than bodies of perigynia;</span> <span class="statement" id="st-d0_s16" data-properties="style duration">style deciduous.</span><!--

-->{{Treatment/Body
|distribution=Southeastern coastal plain;interior low plateau;and Piedmont plateau provinces of North America
|discussion=<p>Species 3 (3 in the flora).</p>
|tables=
|references=
}}<!--

--><div class="treatment-key">
==Key==
<div class="treatment-key-group">
  
{| class="wikitable fna-keytable"
|-id=key-0-1
|1
|Perigynia prominently 6–8-veined; pistillate scale apex acute.
|[[Carex joorii|Carex joorii]]
|-id=key-0-1
|1
|Perigynia indistinctly veined or veinless; pistillate scales retuse.
|[[#key-0-2| > 2]]
|-id=key-0-2
|2
|Faces of perigynia weakly veined; achenes rhomboid, length and width equal; leaves glabrous or sparsely scabrous on margins and abaxial surface.
|[[Carex verrucosa|Carex verrucosa]]
|-id=key-0-2
|2
|Faces of the perigynia veinless or indistinctly 3–4-veined on each face; achenes ellipsoid, longer than wide; leaves strongly scabrous on margins and abaxial surface.
|[[Carex glaucescens|Carex glaucescens]]
|}
</div></div><!--

-->{{#Taxon:
name=Carex sect. Glaucescentes
|author=Lisa A. Standley
|authority=Reznicek
|rank=section
|parent rank=genus
|synonyms=Carex sect. Pendulinae
|basionyms=
|family=Cyperaceae
|distribution=Southeastern coastal plain;interior low plateau;and Piedmont plateau provinces of North America
|reference=None
|publication title=Novon
|publication year=2001
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-fine-grained-xml.git/src/84153f6d59a0a91d69695978a64cee7560374f8e/V23/V23_770.xml
|genus=Carex
|section=Carex sect. Glaucescentes
|achene shape=trigonous
|achene size=smaller
|apex architecture or shape=beaked
|apex pubescence=glabrous
|apex relief=papillose
|apex shape=acute;acuminate or awned
|awn some measurement=0mm;3.5mm
|basal sheath texture=fibrous
|base shape=tapering
|beak shape=bidentate;erose-ciliate to very
|beak some measurement=0mm;5mm
|blade prominence=more prominent
|blade shape=m--shaped
|clump size=large
|covering coloration=yellowbrown
|covering pubescence=felty
|cross-section pubescence=glaucous;scabrous;glabrous
|culm coloration=reddish purple
|inflorescence arrangement=racemose
|lateral adaxial vein prominence=more prominent
|lateral adaxial vein quantity=2
|lateral spike architecture=prophyllate;pedunculate;some;pistillate
|lateral spike orientation=pendent
|lateral spike reproduction=androgynous
|marginal vein fragility=strong
|marginal vein quantity=2
|perigynium architecture=sessile;veined
|perigynium arrangement=divergent
|perigynium orientation=ascending
|perigynium shape=trigonous;ovate;elliptic
|proximal bract architecture or shape=long-sheathing;leaflike
|proximal scale architecture=pistillate
|rhizome coloration=black;brown
|scale architecture=staminate
|scale architecture or shape=awned
|sheath front architecture=veined
|sheath front coloration=green;reddish
|sheath front growth form or texture=herbaceous
|sheath height or length or size=shorter
|spike quantity=5;8
|stem character=diameter
|stigma quantity=3
|style duration=deciduous
|terminal spike architecture=staminate
|whole_organism architecture=short-rhizomatous
|whole_organism growth form=plant;cespitose
}}<!--

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