156 



Fig. 150. CALAMOVrLFA BREVIPILIS (Torr.) Scribn. in Hack. True 

 Grasses, 113. 1890. {Arundo hnripilis Torr. Y\. V. S. 1 -.ro. 1824.) SHORT- 

 HAIRED REED-GRASS.— A rather slender, smooth perennial 9-12 dm. i3°-4°) 

 high, with very narrow leaves and open panicles 8-24 cm. (4'-10') long. 

 Sheaths shorter than the internodes: ligule a fringe of very short hairs; leaf- 

 blades 1. .>-3 dm. (6'-r2' ) long, 3 mm. (1^") wide or less. Spikelets (a) 4-5 mm. 

 (2"_2i") long, with unequal acute empty glumes, the longer second one a little 

 shorter than the flowering glume (5), which is pubescent on the keel below; 

 basal hairs one-third as long as the glume.— Sandy swamps in the pine barrens 

 of New Jersey. August, September. 



