View source for Urochloa adspersa

{{Treatment/ID
|accepted_name=Urochloa adspersa
|accepted_authority=(Trin.) R.D. Webster
|publications=
|common_names=Dominican signalgrass
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Panicum adspersum
|authority=unknown
}} {{Treatment/ID/Synonym
|name=Brachiaria adsperca
|authority=unknown
}}
|hierarchy=Poaceae;Poaceae subfam. Panicoideae;Poaceae tribe Paniceae;Urochloa;Urochloa adspersa
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Poaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Poaceae subfam. Panicoideae]]</div><div class="higher-taxon"><small>tribe</small>[[Poaceae tribe Paniceae]]</div><div class="higher-taxon"><small>genus</small>[[Urochloa]]</div><div class="higher-taxon"><small>species</small>[[Urochloa adspersa]]</div></div>
|volume=Volume 25
|mention_page=
|treatment_page=page 497
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>annual. <b>Culms</b> 20-120 cm, geniculate or decumbent, usually rooting at the lower nodes; nodes glabrous. <b>Sheaths</b> glabrous or glabrate, margins ciliate distally; ligules 0.5-1 mm; blades 2-20 cm long, 7-20 mm wide, glabrous. <b>Panicles</b> terminal and axillary, 5-18 cm long, to 1.4 cm wide, with 2-10 spikelike primary branches in more than 2 ranks; primary branches 1.5-9 cm, appressed, axes 0.3-0.8 mm wide, triquetrous, scabrous; secondary branches present or absent, if present, short, restricted to the lowest panicle branches; pedicels scabrous, shorter than the spikelets. <b>Spikelets</b> 2.9-3.8 mm long, 1.2-1.4 mm wide, ellipsoid, apices abruptly acuminate, mostly paired, in 2-4 rows, appressed to the branches. <b>Glumes</b> scarcely separate, rachilla internodes short, not pronounced; lower glumes 1-1.4 mm, glabrous or pubescent, (3)5-veined, 1/3 or less as long as the spikelets; upper glumes 2.8-3.7 mm, glabrous or pubescent, 5-7(9)-veined, cross venation not evident or evident only in the distal 1/2; lower florets sterile; lower lemmas 2.7-3.6 mm, glabrous or pubescent, 5-veined, usually without cross venation; upper florets 2.1-2.9 mm long, 1.3-1.7 mm wide, broadly acute, mucronate; anthers 1-1.2 mm. <b>Caryopses</b> 1.2-1.8 mm; hila punctiform. <b>2n</b> = 54.</span><!--

-->{{Treatment/Body
|distribution=Puerto Rico;N.J.;Va.;Ala.;Pa.;Virgin Islands;Fla.
|discussion=<p><i>Urochloa adspersa</i> grows in southern Florida, the West Indies, and Argentina. It prefers moist, open areas, often on coral limestone. It has also been found on ballast dumps in Mobile, Alabama; Philadelphia, Pennsylvania; and Camden, New Jersey; but it has not persisted at these locations.</p>
|tables=
|references=
}}<!--

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-->{{#Taxon:
name=Urochloa adspersa
|author=
|authority=(Trin.) R.D. Webster
|rank=species
|parent rank=genus
|synonyms=Panicum adspersum;Brachiaria adsperca
|basionyms=
|family=Poaceae
|distribution=Puerto Rico;N.J.;Va.;Ala.;Pa.;Virgin Islands;Fla.
|reference=None
|publication title=
|publication year=
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V25/V25_1318.xml
|subfamily=Poaceae subfam. Panicoideae
|tribe=Poaceae tribe Paniceae
|genus=Urochloa
|species=Urochloa adspersa
}}<!--

-->[[Category:Treatment]][[Category:Urochloa]]