11 



Fig. 307. Manisuris cylindrica (Michx.) Kuntze, Rev. Geu., 

 1*1.779. 18'J1. {Tiipsacum cylindricnm yiichx. ; liOitboeUiaculindricn 

 Torr., Cbapui.). Slendeh Kat-tail-grass. A slender perennial 

 with nearly terete, erect culma 60 to 90 em. liigli, narrow leaves 

 15 to .30 cm. loiif?, and cylindrical spike-like liuonies 12 to 18 cm. 

 long. Sessile spikelet (b) IJ to 7 mm., loii;^ with the lirst glume 

 (c) firm in texture and slightly pitted on the back. Prairies, 

 Florida to Arkansas, fJklahoma, Indian 'I'eriitory, and Texas. 

 June-September. 



