Sporobolus durus

Sporobolus durus was a species of grass in the family Poaceae, found only on Ascension Island in the South Atlantic. It is extinct due to overgrazing and displacement by invasive weeds. Its date of extinction is unknown; it was last recorded in 1886 but not searched for, specifically, until 1998.

Sporobolus durus
Conservation status
Extinct  (IUCN 3.1)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Monocots
Clade:	Commelinids
Order:	Poales
Family:	Poaceae
Subfamily:	Chloridoideae
Genus:	Sporobolus
Species:	†S. durus
Binomial name
†Sporobolus durus Brongn.