Cenchrus echinatus is a species of grass known by the common names southern sandbur,spiny sandbur,southern sandspur, and in Australia, Mossman River grass. It is native to North and South America.
It is a clump-forming annual grass growing up to 80 cm (31 in) tall. The leaves occur with or without hairs and measure up to 12 mm (0.47 in) wide. The ligule is a fringe of hairs. The grass has barbed burrs of 4–10 mm (0.16–0.39 in) long.
In Australia it forms an invasive weed in coastal situations.
- "Cenchrus echinatus". Natural Resources Conservation Service PLANTS Database. USDA. Retrieved 13 January 2016.
- BSBI List 2007 (xls). Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-06-26. Retrieved 2014-10-17.
- "University of Florida IFAS Extension Southern Sandspur (Southern Sandbur), Cenchrus echinatus L." Retrieved 2008-06-15.
- Cenchrus echinatus. Archived September 18, 2009, at the Wayback Machine National Weeds Strategy.
- Hequet, Vanessa (2009). LES ESPÈCES EXOTIQUES ENVAHISSANTES DE NOUVELLE-CALÉDONIE (PDF) (in French). p. 17.