View source for Opizia ← Opizia You do not have permission to edit this page, for the following reason: The action you have requested is limited to users in the group: Users. You can view and copy the source of this page. {{Treatment/ID |accepted_name=Opizia |accepted_authority=J. Presl |publications= |basionyms= |synonyms= |hierarchy=Poaceae;Poaceae subfam. Chloridoideae;Poaceae tribe Cynodonteae;Opizia |hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Poaceae]]</div><div class="higher-taxon"><small>subfamily</small>[[Poaceae subfam. Chloridoideae]]</div><div class="higher-taxon"><small>tribe</small>[[Poaceae tribe Cynodonteae]]</div><div class="higher-taxon"><small>genus</small>[[Opizia]]</div></div> |volume=Volume 25 |mention_page= |treatment_page=page 269 }}<!-- --><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>annual, perennial, or of indefinite duration; monoecious or dioecious, inflorescences unisexual and dimorphic; stoloniferous and mat-forming. <b>Culms</b> 1-15(30) cm, not woody. <b>Leaves</b> not clustered, not strongly distichous; sheaths open, keeled; ligules membranous, not ciliate; blades flat. <b>Inflorescences</b> terminal, with spikes or spikelike branches on elongate rachises. <b>Staminate</b> inflorescences panicles of 1-6 spikelike pectinate branches on elongate rachises, exserted well above the uppermost leaves; branches 0.5-2 cm, terminating in a point; staminate spikelets glabrous, with 1 floret; glumes unequal, much shorter than the the florets; lemmas 3-veined, unawned. <b>Pistillate</b> inflorescences 1-sided spikes, with 6-12 spikelets, often partially enclosed by the subtending sheaths, sometimes with branches to 6 mm long at the lower nodes; disarticulation below the glumes, the spikelets falling intact; pistillate spikelets laterally compressed, with 1 bisexual floret and a conspicuously 3-awned rudiment; lower glumes rudimentary or absent; upper glumes subequal to the lemmas, membranous, flat, not enclosing the florets, unawned; calluses blunt, with hairs; lemmas coriaceous, keeled, 3-veined, 3-awned, awns emanating from between 4 short, hyaline teeth; palea keels adnate to the rachilla basally, widely winged distally. <b>x</b> = unknown.</span><!-- -->{{Treatment/Body |discussion=<p>Opizia is a North America genus of two species. Both species are probably native to Mexico, but one of them now grows, possibly from introductions, in Florida and the West Indies.</p><!-- --><p>Columbus (1999) argued that Opizia should be included in Bouteloua. The traditional treatment is maintained here, pending corroboration of his results from a wider range of data.</p> |tables= |references={{Treatment/Reference |id=columbus1999a |text=Columbus, J.T. 1999. An expanded circumscription of Bouteloua (Gramineae: Chlorideae): New combinations and names. Aliso 18:61-65 }}{{Treatment/Reference |id=mcvaugh1983b |text=McVaugh, R. 1983. Flora Novo-Galiciana: A Descriptive Account of the Vascular Plants of Western Mexico, vol. 14: Gramineae (series ed. W.R. Anderson). University of Michigan Press, Ann Arbor, Michigan, U.S.A. 436 pp. }} }}<!-- --><!-- -->{{#Taxon: name=Opizia |author=Mary E. Barkworth; |authority=J. Presl |rank=genus |parent rank=tribe |synonyms= |basionyms= |family=Poaceae |reference=columbus1999a;mcvaugh1983b |publication title= |publication year= |special status= |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/9216fc802291cd3df363fd52122300479582ede7/coarse_grained_fna_xml/V25/V25_901.xml |subfamily=Poaceae subfam. Chloridoideae |tribe=Poaceae tribe Cynodonteae |genus=Opizia }}<!-- -->[[Category:Treatment]][[Category:Poaceae tribe Cynodonteae]] Templates used on this page: Template:Poaceae (view source) Template:Treatment/AuthorLink (view source) Template:Treatment/Body (view source) Template:Treatment/ID (view source) Template:Treatment/Reference (view source) Return to Opizia.