150 



^X 



Fig. 144. CAI.AMAGIIOSTIS DESCHAMPSIOIDES Trin. Icon. Gram. 3 : 354. 

 1836 _A slender, caspitose perennial with culms 1.5-3 dm. (i°-l°) high, from 

 creeping rootstocks, with narrow leaves 3-7 cm. (U'-3') long and open, pyra- 

 midal panicles 4-8 cm. (U'-3i') long. Spikelets (a) 4 mm. (2") long, with nearly 

 equal, acute, empty glumes about the length of the awned flowering glume {b) ; 

 awn stout, longer than the glume. Callus hairs abundant, about one-third as 

 long as the glume.— Pribilof Islands, Alaska. (Kamchatka.) August. 



