Cenchrus longispinus - FNA - Flora of North America.
Cenchrus longispinus is an annual grass with conspicuous burs along the seedhead. Sheaths may reach 20 in. (51 cm) in height. C. longispinus stems are somewhat flattened and hairless and has a fibrous root system. C. longispinus is native to North America, Mexico and South America. Foliage C. longispinus leaves may reach 8 in. (20.3 cm) in length and 0.24 in. (6 mm) in width. The upper surface.
Cenchrus species are an annual to perennial mat forming grass, (family Poaceae) usually growing from 2-40 in. (5-100 cm) in height. Growth can be erect or decumbent. Cenchrus species are native to North America, Mexico, South America, southern Asia and Africa. Foliage.
There is the only Cenchrus sp. (Sandbur) in Illinois, which makes the identification of this grass easy. Other species of Sandbur occur in sandy areas of the southeastern states. Another common name for Cenchrus longispinus is Matted Sandbur. The foliage of Sandbur and its habit of growth is quite similar to Digitaria spp. (Crabgrasses). Sometimes they even grow together in weedy lawns.
Cenchrus longispinus Fernald. References. Rhodora; Journal of the New England Botanical Club. Cambridge, MA 45:388. 1943; USDA, ARS, Germplasm Resources Information Network. Cenchrus longispinus in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed on 07-Oct-06.
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Cenchrus echinatus is considered invasive in California; Similar exotic species: Cenchrus ciliaris (FloraBase: The Western Australia Flora). Cenchrus spinifex is an aggressive invader in Arizona (Invasive Plants and Weeds of the National Forests and Grasslands in the Southwestern Region 2nd edition). C. echinatus is considered a noxious weed in Arizona (USDA-NRCS Plants Database), Australia.
Espesye sa balili nga una nga gihulagway ni Eduard Hackel, ug nga gihatagan sa eksakto nga ngalan ni Merritt Lyndon Fernald ang Cenchrus longispinus.Ang Cenchrus longispinus sakop sa kahenera nga Cenchrus sa kabanay nga Poaceae. Pagka karon wala pay siak nga nalista ubos niini niya. Ang mga gi basihan niini. 2.0 2.1; Gikan sa gawas nga tinubdan.