6. 305. MANISURIS TESSELLATA (Steud.) Seribn. U. S. Dept. Agr., Div. 
Am. Bul. 20: 20. 1900.. ( Rottboellia tessellata Steud. Syn. Pl. Gram. 362. 1854. 
Rottbollia corrugata of authors, not of Baldwin, Am. Journ. Sci. 1: 355. 1819.) 
TALL RAT- TAIL- GRASS.- —A. 8 tout, erect perennial, 11 m. S) or more t bih, 
(2}/-3/) long, terminating the branches from the upper joints of the um 
Sessile spikelets, 5-6 mm. (217-3") long, with transverse ridges peal pesma 
pressi t 
grow: P pin 
IL i is pois Moo, the transverse ridges baak e e 
