Heteropogon

Heteropgon contortus (L.) P. Beauv. ex Roem. & Schult.

Tanglehead

Natural range: (Probably) Old World

Habitat: In our area, weedy, able to form prairielike monospecific stand

Recognition: Spikelets 6-10 mm with enornous black awns 6-10 cm, the awns tangled together into a massive black point.

Florida status:  Introduced weed