Cenchrus echinatus

Cenchrus echinatus
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Monocots
(unranked):	Commelinids
Order:	Poales
Family:	Poaceae
Genus:	Cenchrus
Species:	C. echinatus
Binomial name
Cenchrus echinatus L.

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 tall. The leaves occur with or without hairs and measure up to 12 mm wide. The ligule is a fringe of hairs. The grass has barbed burrs up 4–10 mm long.

In Australia it forms an invasive weed in coastal situations.

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Wikipedia