View source for Arctagrostis

{{Treatment/ID
|accepted_name=Arctagrostis
|accepted_authority=Griseb.
|publications=
|basionyms=
|synonyms=
|hierarchy=Poaceae;Poaceae subfam. Pooideae;Poaceae tribe Poeae;Arctagrostis
|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>[[Arctagrostis]]</div></div>
|volume=Volume 24
|mention_page=
|treatment_page=page 676
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>perennial; rhizomatous. <b>Culms</b> 10-150 cm, erect, glabrous. <b>Sheaths</b> usually closed for up to 1/5 their length; auricles absent; ligules membranous, obtuse, erose or lacerate; blades usually flat, glabrous, scabrous. <b>Inflorescences</b> terminal panicles, loose and open to narrow and contracted; branches 0.5-27 cm, scabridulous. <b>Spikelets</b> 3-6.5 mm, pedicellate, laterally compressed, usually with 1 floret, rarely with 2; rachillas hairy or scabrous, sometimes prolonged beyond the base of the single floret or terminating in a well-formed or vestigial floret; disarticulation above the glumes, beneath the floret(s). <b>Glumes</b> usually shorter than the lemmas, upper glumes sometimes equaling the lemma(s), ovate to lanceolate, glabrous, sometimes scabridulous, 1-3-veined, acute to obtuse, unawned; calluses weakly developed, glabrous; lemmas scabrous or puberulent, 3-5-veined, lateral veins sometimes obscure, not reaching the apices, apices obtuse to acute, sometimes mucronate, unawned; paleas about as long as the lemmas, folded along 1 prominent vein, the second vein faint; lodicules 2, glabrous; anthers 3; ovaries glabrous. <b>Caryopses</b> 1.7-3 mm, shorter than the lemmas, concealed at maturity; hila 1/4-1/3 the length of the caryopses. <b>x</b> = 7.</span><!--

-->{{Treatment/Body
|distribution=Alta.;B.C.;Greenland;Nfld. And Labr. (Nfld.);Man.;N.W.T.;Nunavut;Ont.;Que.;Yukon;Alaska
|discussion=<p><i>Arctagrostis</i> is a circumpolar genus with one species and two subspecies.</p>
|tables=
|references={{Treatment/Reference
|id=aiken1990b
|text=Aiken, S.G. and L.P. Lefkovitch. 1990. Arctagrostis (Poaceae) in North America and Greenland. Canad. J. Bot. 68:2422-2432
}}{{Treatment/Reference
|id=aiken1994a
|text=Aiken, S.G., L.P. Lefkovitch, S.E. Gardiner, and W.W. Mitchell. 1994. Evidence against the existence of varieties in Arctagostis latifolia ssp. arundinacea (Poaceae). Canad. J. Bot. 72:1039-1050
}}{{Treatment/Reference
|id=aiken1995a
|text=Aiken, S.G., L.L. Consaul, and M.J. Dallwitz. 1995 on. Grasses of the Canadian Arctic Archipelago: Descriptions, illustrations, identification and information retrieval, http://www.mun.ca/biology/delta/arcticf/poa/index.htm
}}{{Treatment/Reference
|id=mitchell1992a
|text=Mitchell, W.W. 1992. Cytogeographic races of Arctagrostis latifolia (Poaceae) in Alaska. Canad. J. Bot. 70:80-83.
}}
}}<!--

--><!--

-->{{#Taxon:
name=Arctagrostis
|author=Susan G. Aiken;
|authority=Griseb.
|rank=genus
|parent rank=tribe
|synonyms=
|basionyms=
|family=Poaceae
|distribution=Alta.;B.C.;Greenland;Nfld. And Labr. (Nfld.);Man.;N.W.T.;Nunavut;Ont.;Que.;Yukon;Alaska
|reference=aiken1990b;aiken1994a;aiken1995a;mitchell1992a
|publication title=
|publication year=
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V24/V24_954.xml
|subfamily=Poaceae subfam. Pooideae
|tribe=Poaceae tribe Poeae
|genus=Arctagrostis
}}<!--

-->[[Category:Treatment]][[Category:Poaceae tribe Poeae]]