Difference between revisions of "Allolepis texana"
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name=Allolepis texana | name=Allolepis texana | ||
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|authority=(Vasey) Soderstr. & H.E Decker | |authority=(Vasey) Soderstr. & H.E Decker | ||
|rank=species | |rank=species | ||
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|basionyms= | |basionyms= | ||
|family=Poaceae | |family=Poaceae | ||
| + | |illustrator=Linda A. Vorobik;Karen Klitz | ||
| + | |illustration copyright=Utah State University | ||
|distribution=Tex. | |distribution=Tex. | ||
|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_40.xml |
|subfamily=Poaceae subfam. Chloridoideae | |subfamily=Poaceae subfam. Chloridoideae | ||
|tribe=Poaceae tribe Cynodonteae | |tribe=Poaceae tribe Cynodonteae | ||
Latest revision as of 17:58, 11 May 2021
Culms (10) 25-70 cm, ascending, glabrous; stolons to 15 m long, 1-4 mm thick, strongly ribbed. Sheaths mostly glabrous, the apices with a tuft of hairs; lower sheaths shorter than the internodes; ligules 0.5-1.4 mm; blades (6)10-43 cm long, (2.5)4-6 mm wide, usually flat, glabrous, scabridulous near the apices, margins scabrous. Panicles (3)10-23 cm; branches 3-6 cm. Pistillate spikelets 10-30 mm. Glumes subcoriaceous, glabrous, midveins scabridu¬lous; lower glumes 5.5-9 mm; upper glumes 6.8-10.3 mm; lower lemmas 6.5-10.5 mm, broadly ovate, coriaceous, glabrous, midveins scabrous distally, margins clasping the bases of the florets above. Staminate spikelets 9-25 mm long, 3-8 mm wide; lower glumes 3.5-5 mm, glabrous except for the scabrous midvein; upper glumes 4.5-6 mm, glabrous; lowest lemma 5-6.3 mm, glabrous; anthers 3, 3-3.7 mm, yellow. 2n = 40.
Discussion
Allolepis texana grows in the Big Bend region of Texas and northern Mexico. It is not common, but it may be locally abundant, growing on sandy or silty, but not alkaline, soils.
Selected References
None.