Difference between revisions of "Andropogon bicornis"
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name=Andropogon bicornis | name=Andropogon bicornis | ||
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|authority=L. | |authority=L. | ||
|rank=species | |rank=species | ||
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|basionyms= | |basionyms= | ||
|family=Poaceae | |family=Poaceae | ||
| + | |illustrator=Linda A. Vorobik;Hana Pazdírková | ||
| + | |illustration copyright=Utah State University | ||
|distribution=Puerto Rico;Virgin Islands;Fla. | |distribution=Puerto Rico;Virgin Islands;Fla. | ||
|reference=None | |reference=None | ||
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|publication year= | |publication year= | ||
|special status= | |special status= | ||
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/200273ad09963decb8fc72550212de541d86569d/coarse_grained_fna_xml/V25/V25_1580.xml |
|subfamily=Poaceae subfam. Panicoideae | |subfamily=Poaceae subfam. Panicoideae | ||
|tribe=Poaceae tribe Andropogoneae | |tribe=Poaceae tribe Andropogoneae | ||
Latest revision as of 17:57, 11 May 2021
Plants densely cespitose, upper portion dense, obovate to obpyramidal. Culms 60-250 cm; internodes not glaucous. Sheaths smooth; ligules 0.6-1 mm; blades 20-70 cm long, 2-7 mm wide, usually glabrous or scabrous on the margins. Inflorescence units 50-500; subtending sheaths 2.5-4.5 cm long, 2-3 mm wide; peduncles 20-70 mm, with 2(3) rames; rames 2-4 cm, exerted at maturity; internodes filiform, densely and evenly pubescent, hairs 3-9 mm. Sessile spikelets 3-4 mm; unawned; callus hairs 0.5-1 mm; keels of lower glumes scabrous above the midpoint; anthers 3, 1-1.4 mm. Pedicellate spikelets mostly vestigial or absent, 1-2 of those in the terminal units on each rame 3-5 mm and staminate. 2n = 60, 120.
Distribution
Puerto Rico, Virgin Islands, Fla.
Discussion
Andropogon bicornis is a widespread species of the Western Hemisphere tropics. It was collected in the early 1960s in Dade County, Florida, near the track of a major hurricane, but may not be established in the Flora region.
Selected References
None.