South Florida, the West Indies, Mexico, Central America, and South America; naturalized elsewhere.
Map of select IRC data for peninsular Florida
IRC SOUTH FLORIDA Status:
Presumed Extirpated or Extinct in the Wild
SOUTH FLORIDA Occurrence:
SOUTH FLORIDA Native Status:
SOUTH FLORIDA Cultivated Status:
The spikelet of this species most closely resembles that of Cenchrus echinatus
, with the spines in two series, the inner flatenned and the outer rounded and forming a ring at the base. It differs in that the mature bur is smaller, 2.7-4.2 mm wide excluding the spines, and 4-5.3 mm long, versus 4.1-6.3 mm wide and 5.3-8 mm long. Click here
for an excellent image of Cenchrus brownii
collected in Panama. For an image of the bur from a live plant, click on the USDA PLANTS link below.