HILARIA MUTICA PDF

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[edit]. 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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It is a climax species on frequently flooded lowlands. Rhizomatous perennial grass; stems cm, erect, geniculate at the middle nodes, slender, tough and wiry; glabrous or scabrous-puberulent at the nodes. Views Read Edit View history. 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.

Pleuraphis mutica is a species of grass known by the common name tobosaor tobosa grass. It also grows on drier soils, and it is somewhat drought -tolerant. Hilairea French naturalist; mutica means blunt, probably referring to the shape of the glumes. Retrieved January 15, The culms are not felty pubescent as in H. The genus is distinguished by the rigid inflorescence spikes which produce groups of 3 sessile, awned spikelets, that when mature, have conspicuous tan-white papery bracts glumes which often splay out.

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It does best on land that is flooded for a few days and then dries up. Spikelets are borne in clusters of three. It grows on clay with honey mesquite and other species such as burrograss Scleropogon brevifoliusalkali sacaton Sporobolus airoides and sacaton S.

Vascular Plants of the Gila Wilderness

Flora of North America Plants perennial; cespitose, rhizomatous. It also occurs on upland territory. Its range extends into northern Mexico. The stems have decumbent bases and erect tops. Hilaria mutica grows in level upland areas and desert valleys subject to occasional flooding but lacking permanent streams.

In areas with adequate precipitation, burning is used to remove litter, which then stimulates the stems to produce more green matter. Culms cm, erect, geniculate at the middle nodes; nodes glabrous or pubescent, hairs to 0.

Tobosa is an important forage for cattle and horses in the American Southwest. The inflorescence is a few centimeters long and is white, strawor purplish. Pleuraphis mutica is perennial grass that is rhizomatous and forms sod. Flora of North America. Log In New Account Sitemap.

The plant reproduces mainly by spreading by its rhizome, and does not often hikaria viable seeds. The grass can cause ergot poisoning if eaten when infested with the fungus.

Sheaths glabrous or sparsely pilose on the margins; ligules 0. The 3 spikelets fall as a unit and leave a characteristic zig-zag naked seed stalk. Hilaria is named for Auguste St. Articles with ‘species’ microformats.

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Hilaria mutica Buckley Benth.

Plant Database

The bases of the stems come from a thick, woody rootstock and a system of roots that penetrates up to 1. Most of the stiff, muhica leaves are basal.

Plants perennial; cespitose, rhizomatous. Very drought tolerant, this species has the ability to become totally dormant as soil moisture drops. Pleuraphis mutica is one of the most common species on the semidesert grasslands in the region. From Wikipedia, the free encyclopedia. Pleuraphis mutica Conservation status.

Vascular Plants of the Gila Wilderness– Pleuraphis mutica

In Texasit yields pounds per acre, and this can be jilaria with careful and deliberate management. In other projects Wikispecies. It is productive and palatable until it becomes rough at maturity. This page was last edited on 22 Marchat Central spikelets with 1 bisexual bilaria glumes with 1 or more divergent, dorsal awns, apical lobes, ciliate to finely laciniate, veins excurrent; lemmas exceeding the glumes, bilobed, mucronate.

It is especially valuable during drought when it persists after other grasses die.

Pleuraphis mutica Calflora

Retrieved from ” https: It can be cut into hay when still green. Found on dry, exposed, sandy to rocky slopes and plains, from 2, ft m ; flowers throughout the hiilaria. Panicles cm; fascicles mm.

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