Plants short- to long-lived annuals. Culms (3)(80) cm, often highly branched above the base. Leaves cauline, glabrous; sheaths shorter than the. Common needle grass (Aristida adscensionis L.) is an annual or short-lived perennial, tufted xerophilous grass (Quattrocchi, ; Skerman et. Aristida adscensionis Linn., Sp. Pl. Hook. f., Fl. Brit. Ind. 7: ; Blatter & McCann, Bombay Grasses ; Bor, Fl. Assam
|Published (Last):||15 November 2005|
|PDF File Size:||3.98 Mb|
|ePub File Size:||14.21 Mb|
|Price:||Free* [*Free Regsitration Required]|
Distinguished by being an annual, erect three-awn grass, sometimes bunched at the base or only with a few culms branched above the base.
The adscensioniss may cause eye irritation, or enter the sheep skin, causing considerable pain Skerman et al. Composition and degradation of jackrabbit and cottontail fecal pellets, Texas High Plains.
Plants short- to long-lived annuals. Information on Aristida adscensionis is currently being researched and written and will appear here shortly. Online resource USDA, It forms a narrow inflorescence of spikelets, each fruit with three awns. Pakistan Family List Poaceae Aristida. This is a very widespread species in the drier areas of the world. Glumes unequal, 1-veined, acuminate; lower glumes mm; upper glumes mm; calluses 0.
A case study in Inner Mongolia, China.
X Close Link to this photo Embed this Arkive adscenssionis link “portlet” by copying and pasting the code below. It is associated with woodland, prairie, and desert shrub communities. Found on dry sandy or rocky slopes, deserts, dry mesas, often on disturbed soils from 1, ft m ; flowers June-October.
The only other annual three-awn in the Southwest is A.
Aristida adscensionis – Useful Tropical Plants
Please donate to Arkive Help us share the wonders of the natural world. Login eFloras Home Help. Nutritive evaluation of some pasture plants in early and late rainy season in Mosai Southern Darfur State.
Cereal and grass forages Forage plants.
It grows from sea level up to an altitude of m. Spikelets pallid, green or tinged with purple; glumes unequal, linear-lanceolate to lanceolate, scaberulous on the keel, emarginate and mucronate or acute but never awned, the upper 5—10 mm long, the lower 1—3 mm shorter; lemma 5—13 mm long, sometimes no longer than the asscensionis but usually exceeding the upper by 1—2 mm or more, laterally compressed, convolute, scabrid on the keel or sometimes generally scaberulous on the upper part, passing into the awns without constriction or articulation; callus narrowly oblong, 0.
It grows easily in disturbed and waste areas and has potential to become a weed. The same may be said of Aristida depressa, an extreme form completely intergrading with Aristida adscensionis. The spikelets adscensionsi covered with three unequal, scabrous and Plant and animal families Plant and animal species.
It is tolerant of drought provided there is occasional rain.
This annual bunchgrass is quite variable in appearance, its size and shape adscensiionis largely by environmental conditions. Leaf-sheaths tightly or laxly embracing the culm, more or less keeled, striate, smooth or scaberulous. Aristida adscensionis has very sharp seeds that may injure animals, especially sheep.
It is found in disturbed poor soils in grassland and open bush throughout tropical Africa and even on walls Quattrocchi,Skerman et al. Further details may be available for individual references in the Distribution Table Details section which can be selected by going dascensionis Generate Report.
It was found useful for the stabilization of sand-dunes in India and Senegal Burkill, Annual or short-lived perennial, forming erect or sprawling tufts cm high. Aristida, published in Barkworth et al.
Tables of chemical composition and nutritional value. This page was last edited on 21 Marchat Beetle, Aristida adscensionis var.