139 
thochloa colusana (Davy) Scribner. (Neostapsia colusana Dern 
a, 4 et aa econ’ a’, another view of the same; b, a single floret; ¢, flower- 
ing glume; 
108. ANTHOCHLOA s in Lindl. Introd. Nat. Syst. Bot. ed. 2: 450. 1836. 
Spikelets cevera-owered pio gongs rodite. Empty glumes small or 
wanting, awnless; flowering thin-membranaceous, very broad and 
flabelli-form or petal-like, eee: or egloomiaaen rved. Palea narrower thau the 
glume, 3-4-cleft, hyaline. sings ice 3. Styles 2, distinct, short; stigma plumose. 
Low cespitose grasses with flat leaves and invaginate or shortly exserted 
capitate or cylindrical panicles 
Species 3, two in Andes of Bolivia and Peru, one in California. 
