Plant Description Cedar Creek Natural History Area 119 Setaria viridis - Poaceae. A ring of short hairs, with a few longer ones, is present.
Leaves are completely glabrous.
Vegetatively, looks like Setaria glauca . The difference is in the seedhead. On Setaria viridis there are generally multiple spiklets on each branch off the main stalk and only 3 to 5 hairs at the base of each spiklet. Setaria viridis is also much less common in the plots than Setaria glauca .