View source for Thinopyrum pycnanthum

{{Treatment/ID
|accepted_name=Thinopyrum pycnanthum
|accepted_authority=(Godr.) Barkworth
|publications=
|common_names=Tick quackgrass
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Elytrigia pycnantha
|authority=
|rank=species
}} {{Treatment/ID/Synonym
|name=Elymys pycnanthus
|authority=
|rank=species
}} {{Treatment/ID/Synonym
|name=Agropyron pungens
|authority=
|rank=species
}} {{Treatment/ID/Synonym
|name=Agropyron littorale
|authority=
|rank=species
}}
|hierarchy=Poaceae;Poaceae subfam. Pooideae;Poaceae tribe Triticeae;Thinopyrum;Thinopyrum pycnanthum
|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 Triticeae]]</div><div class="higher-taxon"><small>genus</small>[[Thinopyrum]]</div><div class="higher-taxon"><small>species</small>[[Thinopyrum pycnanthum]]</div></div>
|volume=Volume 24
|mention_page=
|treatment_page=page 376
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>rhizomatous. <b>Culms</b> 10-120 cm, glabrous; lowest internode plus sheath 2-3 mm thick. <b>Lower</b> sheaths ciliate; auricles absent or to 0.5 mm; ligules 0.3-0.6 mm, truncate, ciliate; blades to 35 cm long, 2-6 mm wide, flat or convolute, glaucous, adaxial surfaces with 3-20 ribs, ribs prominent, crowded, flattened, scabrous. <b>Spikes</b> 4-20 cm; rachises glabrous; internodes 5-9 mm. <b>Spikelets</b> 10-20 mm, with 3-10 florets; disarticulation beneath the florets. <b>Glumes</b> 4.5-8 mm, glabrous, oblong-lanceolate, 4-7-veined, weakly keeled, keels asymmetric, scabridulous, midveins slightly longer and more prominent than the lateral veins, apices acute; lemmas 7-11 mm, glabrous, subobtuse, unawned, mucronate, or awned, awns to 10 mm; paleas keeled, keels ciliate; anthers 5-7 mm. <b>2n</b> = 42.</span><!--

-->{{Treatment/Body
|distribution=Maine;Mass.;Wash.;Tex.;N.H.;Oreg.;Alta.;N.S.;R.I.;N.Y.;Pa.
|discussion=<p><i>Thinopyrum pycnanthum</i> is native to the coasts of western and southern Europe. It is reported from scattered locations in the western United States, and from Nova Scotia to Pennsylvania in eastern North America. In its native range, it grows in maritime sands and gravels, or river gravels.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Thinopyrum pycnanthum
|authority=(Godr.) Barkworth
|rank=species
|parent rank=genus
|synonyms=Elytrigia pycnantha;Elymys pycnanthus;Agropyron pungens;Agropyron littorale
|basionyms=
|family=Poaceae
|illustrator=Cindy Roché;Annaliese Miller
|illustration copyright=Utah State University
|distribution=Maine;Mass.;Wash.;Tex.;N.H.;Oreg.;Alta.;N.S.;R.I.;N.Y.;Pa.
|reference=None
|publication title=
|publication year=
|special status=
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V24/V24_546.xml
|subfamily=Poaceae subfam. Pooideae
|tribe=Poaceae tribe Triticeae
|genus=Thinopyrum
|species=Thinopyrum pycnanthum
}}<!--

-->[[Category:Treatment]][[Category:Thinopyrum]]