The scientific name of tobosagrass is Pleuraphis mutica Buckley (Poaceae) [71, 79,81,95]. SYNONYMS: Hilaria mutica (Buckl.) Benth. [1,6,57,71,78,79,82,95]. Name. Hilaria mutica (Buckley) Benth., Pleuraphis mutica Buckley Hilaria mutica in World Checklist of Selected Plant Families. Pleuraphis mutica. Pleuraphis mutica Buckley. Tobosa Grass, Tobosagrass. Poaceae (Grass Family). Synonym(s): Hilaria mutica.
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In Texasit yields pounds per acre, and this can be increased with careful muticw deliberate management. Flora of North America Plants perennial; cespitose, rhizomatous. Hilaria mutica grows in level upland areas and desert valleys subject to occasional flooding but lacking permanent streams.
It is a climax species on frequently flooded lowlands. Most of the stiff, hairless leaves are basal. Culms cm, erect, geniculate at the middle nodes; nodes mutca or pubescent, hairs to 0.
Vascular Plants of the Gila Wilderness
Found on dry, exposed, sandy to rocky slopes and plains, from 2, ft m ; flowers throughout the year. The stems have decumbent bases and erect tops.
Retrieved January 15, It is especially valuable during drought when it persists after other grasses die. Hilaria mutica Buckley Benth.
Fire Effects Information System, [Online]. Spikelets are borne in clusters of three. It also occurs on upland territory. The plant reproduces mainly by spreading by its rhizome, and does not often form viable seeds. The bases of the stems come from a thick, woody rootstock and a system of roots that penetrates up to 1.
Flora of North America. This page was last edited on 22 Marchat Sheaths glabrous or sparsely pilose on the margins; ligules 0. Habitat types that feature the grass include pinyon-juniper woodland and mesquite, creosote, and grassy shrubsteppe. It is productive and palatable until it becomes rough at maturity.
In other projects Wikispecies. Go To Encyclopedia of Life Articles with ‘species’ microformats. Hilaria is named for Auguste St. Hilairea French naturalist; mutica means blunt, probably referring to the shape of the glumes. Rhizomatous perennial grass; stems cm, erect, geniculate at the middle nodes, slender, tough and wiry; glabrous or scabrous-puberulent at the nodes.
Pleuraphis mutica Calflora
Panicles cm; fascicles mm. Spikes cm long with spikelet clusters, these mostly mm long; the clusters have 3 spikelets and disarticulate as a unit, leaving zig-zag rachises; the three spikelets are subequal, with tuft of hairs mostly mm long at the base; glumes thin, papery, dorsally hilarla, awns not exceeding apices, veins excurrent; lemmas longer than glumes. It can be cut into hay when still green. Log In New Account Sitemap. Views Read Edit View history.
Very drought tolerant, this species has the ability to become totally dormant as soil moisture drops. mutiica
It also grows on drier soils, and it is somewhat drought -tolerant. Plants perennial; cespitose, rhizomatous. Pleuraphis mutica is perennial grass that is rhizomatous and forms sod. The 3 spikelets fall hillaria a unit and leave a characteristic zig-zag naked seed stalk.
Hilaria mutica – Wikispecies
FNAGould From Wikipedia, the free encyclopedia. Central spikelets with 1 bisexual floret; glumes with 1 or more divergent, dorsal awns, apical lobes, ciliate to finely laciniate, veins excurrent; lemmas exceeding the glumes, bilobed, mucronate. The inflorescence is a few centimeters long and is white, strawor purplish.
Its range extends into northern Mexico. Lateral spikelets with 1 or 2 4 staminate florets; glumes not conspicuously fused basally, thin, papery, flabellate, dorsally awned, awns not exceeding the apices, apical lobes rounded, ciliate to finely laciniate, veins not or scarcely excurrent; anthers 3, 2.
Sheaths glabrous or sparsely pilose on the margins, blades mm wide, cm long, flat or rolled, glabrous to scabrous with papillose-based hairs behind the ligules; ligules 0. Tobosa is an important forage for cattle and horses in the American Southwest.
The culms are not felty pubescent as in H.