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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Plants Profile for Pleuraphis mutica (tobosagrass)

It grows on clay with honey mesquite and other species such as burrograss Scleropogon brevifoliusalkali sacaton Sporobolus airoides and sacaton S. Hilaria mutica grows in level upland areas and desert valleys subject to occasional flooding but lacking permanent streams.

Pleuraphis mutica is one of the most common species on the semidesert grasslands in the region. Hilaria is named for Auguste St. Sheaths glabrous or sparsely pilose on the margins, blades mm wide, cm long, flat or rolled, glabrous to scabrous mutjca papillose-based hairs behind the ligules; ligules 0.

Vascular Plants of the Gila Wilderness

The inflorescence is a few centimeters long and is white, strawor purplish. 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 awned, awns not exceeding apices, veins excurrent; lemmas longer than glumes. It is especially valuable during drought when it persists after other grasses die.

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Its range extends into northern Mexico. The bases of the stems come from a thick, woody rootstock and a system of roots that penetrates up to 1. Pleuraphis mutica is a species of grass known by the common name tobosaor tobosa grass.

Spikelets are borne in clusters of three. It can be cut into hay when still green. In other projects Wikispecies. 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, muitca not or scarcely excurrent; anthers 3, 2.

Flora of North America Plants perennial; cespitose, rhizomatous. Retrieved from ” https: Go To Encyclopedia of Life Log In New Account Sitemap. 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.

Retrieved January 15, The 3 spikelets fall as a unit and leave a characteristic zig-zag naked seed mktica. The grass can cause ergot poisoning if eaten when infested with the fungus.

Sheaths glabrous or sparsely pilose on mktica margins; ligules 0. It is productive and palatable until it becomes hilwria at maturity. Culms cm, erect, geniculate at the middle nodes; nodes glabrous or pubescent, hairs to 0. The plant reproduces mainly by spreading by its rhizome, and does not often form viable seeds. Hilaria mutica Buckley Benth.

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Pleuraphis mutica – Wikipedia

Views Read Edit View history. Pleuraphis mutica Conservation status. Very drought tolerant, this species has the ability to become totally dormant as soil moisture drops.

Rhizomatous perennial grass; stems cm, erect, geniculate at the middle nodes, slender, tough and wiry; glabrous or scabrous-puberulent at the mutida.

This page was last edited on 22 Marchat hiaria Pleuraphis mutica is perennial grass that is rhizomatous and forms sod. The stems have decumbent bases and erect tops. The culms are not felty pubescent as hilagia H. It also grows on drier soils, and it is somewhat drought -tolerant. Panicles cm; fascicles mm. In areas with adequate precipitation, burning is used to remove litter, which then stimulates the stems to produce more green matter.