Genus

Andropogon L.

bluestem

Andropogon ternarium
Splitbeard bluestem
side view showing culm, leaves and flowering heads

The genus Andropogon has been split with species in the New World now considered to be Anatherum spp..

Species of the Andropogon genus in the Wild Florida Photo database:

The genus Andropogon is a member of the Poaceae - Grass family.