View source for Diarrhena americana

{{Treatment/ID
|accepted_name=Diarrhena americana
|accepted_authority=P. Beauv.
|publications=
|common_names=American beakgrain
|basionyms=
|synonyms=
|hierarchy=Poaceae;Poaceae subfam. Pooideae;Poaceae tribe Diarrheneae;Diarrhena;Diarrhena americana
|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 Diarrheneae]]</div><div class="higher-taxon"><small>genus</small>[[Diarrhena]]</div><div class="higher-taxon"><small>species</small>[[Diarrhena americana]]</div></div>
|volume=Volume 24
|mention_page=
|treatment_page=page 65
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Culms </b>60-131 cm, glabrous or pubescent. <b>Sheaths</b> often pubescent; collars usually pubescent; auricles pubescent; ligules 0.5-1.8 mm; blades 25-51 cm long, 7-20 mm wide, glabrous or scabridulous on both surfaces, margins scabridulous or ciliate. <b>Panicles</b> 9-30 cm, with 4-23 spikelets. <b>Spikelets</b> 10-20 mm, oblong to elliptic, with (2)4-5(7) florets. <b>Glumes</b> green to stramineous; lower glumes 1.7-4.2 mm long, 0.3-0.7 mm wide in profile, (1)3(5)-veined; upper glumes 2.8-6.4 mm long, 0.6-1.2 mm wide in profile, (3)5-veined; calluses pubescent on all but the lowest mature lemma; lemmas (3.8)5.3-10.8 mm, widest below the middle, lanceolate in profile, tapering gradually, apices sharply cuspidate; paleas glabrous or scabridulous, apices usually bifid, sinuses to 0.7 mm deep; anthers (1.7)2-2.9(3.5) mm. <b>Caryopses</b> 4.6-5.8 mm long, 1.3-1.8 mm wide, narrowly lanceolate in outline, gradually tapering to a blunt beak, wrinkled or smooth, usually blackish-brown to black, except for the straw-colored beak, rarely orange-brown. <b>2n</b> = unknown.</span><!--

-->{{Treatment/Body
|distribution=Md.;Ark.;Okla.;Ohio;Mo.;N.C.;Mich.;Ala.;Tenn.;W.Va.;Va.;Ill.;Ga.;Ind.;Ky.
|discussion=<p><i>Diarrhena americana</i> is restricted to the United States, where it grows in rich, moist woods from Missouri to Maryland and south to Oklahoma and Alabama. Its range is primarily to the east of the range of <i>D. obovata</i>.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Diarrhena americana
|author=
|authority=P. Beauv.
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Poaceae
|distribution=Md.;Ark.;Okla.;Ohio;Mo.;N.C.;Mich.;Ala.;Tenn.;W.Va.;Va.;Ill.;Ga.;Ind.;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_73.xml
|subfamily=Poaceae subfam. Pooideae
|tribe=Poaceae tribe Diarrheneae
|genus=Diarrhena
|species=Diarrhena americana
}}<!--

-->[[Category:Treatment]][[Category:Diarrhena]]