Difference between revisions of "Hilaria belangeri"
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name=Hilaria belangeri | name=Hilaria belangeri | ||
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|authority=(Steud.) Nash | |authority=(Steud.) Nash | ||
|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=Ariz.;N.Mex.;Tex. | |distribution=Ariz.;N.Mex.;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_917.xml |
|subfamily=Poaceae subfam. Chloridoideae | |subfamily=Poaceae subfam. Chloridoideae | ||
|tribe=Poaceae tribe Cynodonteae | |tribe=Poaceae tribe Cynodonteae | ||
Latest revision as of 17:59, 11 May 2021
Plants perennial; cespitose, usually stoloniferous. Culms 5-35 cm, erect; nodes villous. Sheaths striate, glabrous; ligules 1-3 mm, often lacerate; blades 3-15 cm long, 1-3.5 mm wide, adaxial surfaces sparsely pilose, hairs papillose-based, margins sparsely pilose basally, with similar hairs. Panicles 2-4 cm; fascicles 5-8 mm. Lateral spikelets with 2(3) staminate florets, or 1 sterile floret; glumes unequal, thick, indurate, and conspicuously fused basally, thinner distally, asymmetrically lobed, scabrous, pale to purplish, bases sometimes spotted with a few dark glands, margins wide, hyaline, awns 1 or more, attached below midlength, equaling or exceeding the central spikelets, antrorsely scabrous; lower glumes wider, more deeply lobed, with longer awn(s) than the upper glumes; anthers 3, 3-3.7 mm. Central spikelets as long as or longer than the lateral spikelets, with 1 pistillate floret; glumes terminating in 1 or more antrorsely scabrous awns. 2n = 36, 72, 74.
Distribution
Ariz., N.Mex., Tex.
Discussion
Both varieties of Hilaria belangeri are found on mesas and plains within the regions indicated.
Selected References
None.
Key
| 1 | Plants stoloniferous; blades 3-10 cm long, 1-2 mm wide; ligules about 1-1.5 mm long | Hilaria belangeri var. belangeri |
| 1 | Plants not stoloniferous; blades 3-15 cm long, to 3.5 mm vide; ligules 2.5-3 mm long | Hilaria belangeri var. longifolia |