View source for Poa cuspidata

{{Treatment/ID
|accepted_name=Poa cuspidata
|accepted_authority=Nutt.
|publications=
|common_names=Early bluegrass
|basionyms=
|synonyms=
|hierarchy=Poaceae;Poaceae subfam. Pooideae;Poaceae tribe Poeae;Poa;Poa subg. Poa;Poa sect. Madropoa;Poa subsect. Poa;Poa cuspidata
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Poaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Poaceae subfam. Pooideae]]</div><div class="higher-taxon"><small>tribe</small>[[Poaceae tribe Poeae]]</div><div class="higher-taxon"><small>genus</small>[[Poa]]</div><div class="higher-taxon"><small>subgenus</small>[[Poa subg. Poa]]</div><div class="higher-taxon"><small>section</small>[[Poa sect. Madropoa]]</div><div class="higher-taxon"><small>subsection</small>[[Poa subsect. Poa]]</div><div class="higher-taxon"><small>species</small>[[Poa cuspidata]]</div></div>
|volume=Volume 24
|mention_page=
|treatment_page=page 545
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>perennial; loosely tufted or with solitary shoots, shortly rhizomatous. <b>Basal</b> branching mainly extravaginal. <b>Culms</b> 15-60 cm, erect or the bases decumbent, not branching above the base, terete or weakly compressed; nodes terete, 0-1 exserted. <b>Sheaths</b> closed for about 1/2 their length, slightly compressed, distinctly keeled, glabrous, bases of basal sheaths glabrous, distal sheath lengths 4-60 times blade lengths; collars of proximal leaves usually retrorsely scabrous or pubescent distally and about the throat; ligules 0.5-4 mm, smooth or scabrous, apices truncate to acute; innovation blades similar to the cauline blades; cauline blades 1-4 mm wide, usually flat, sometimes slightly folded, smooth or sparsely scabrous, primarily over the veins, apices broadly prow-shaped, blades steeply reduced in length distally, flag leaf blades 0.2-3(6) cm. <b>Panicles</b> 5-15 cm, erect or lax, pyramidal, open, sparse, with 20-80 spikelets, proximal internodes usually 3+ cm; nodes usually with 2 branches; branches (2)3-7(10) cm, spreading to reflexed, straight, angled, angles scabrous, with 2-8(10) spikelets. <b>Spikelets</b> 5-8 mm, lengths to 3.5 times widths, laterally compressed, not sexually dimorphic; florets 2-5; rachilla internodes smooth. <b>Glumes</b> narrowly lanceolate to lanceolate, distinctly keeled; lower glumes 1-3-veined; calluses webbed, hairs over 1/3 the lemma length; lemmas 3-6 mm, lanceolate, distinctly keeled, keels and marginal veins sparsely short- to long-villous, lateral veins moderately prominent, intercostal regions glabrous or the upper florets in the spikelets softly puberulent, margins glabrous, apices acute; palea keels scabrous, softly puberulent at midlength; anthers vestigial (0.1-0.2 mm) or 2-3.5 mm. <b>2n</b> = 28.</span><!--

-->{{Treatment/Body
|distribution=Md.;N.J.;W.Va.;Pa.;La.;Del.;Ala.;D.C;Tenn.;N.C.;S.C.;Va.;Ohio;Ga.;Ind.;N.Y.;Ky.
|discussion=<p><i>Poa cuspidata</i> is a common species of forest openings in the Appalachian Mountains. It is an eastern counterpart of <i>P. arnowiae</i> (see previous), <i>P. tracyi</i> (p. 543), and <i>P. nervosa</i> (see next). Like those species, it is sequentially gynomonoecious.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Poa cuspidata
|author=
|authority=Nutt.
|rank=species
|parent rank=subsection
|synonyms=
|basionyms=
|family=Poaceae
|distribution=Md.;N.J.;W.Va.;Pa.;La.;Del.;Ala.;D.C;Tenn.;N.C.;S.C.;Va.;Ohio;Ga.;Ind.;N.Y.;Ky.
|reference=None
|publication title=
|publication year=
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V24/V24_763.xml
|subfamily=Poaceae subfam. Pooideae
|tribe=Poaceae tribe Poeae
|genus=Poa
|subgenus=Poa subg. Poa
|section=Poa sect. Madropoa
|subsection=Poa subsect. Poa
|species=Poa cuspidata
}}<!--

-->[[Category:Treatment]][[Category:Poa subsect. Poa]]