182 



Fig. 478. Agrostis perennans (Walt.) Tuckerm. Am. Joiirii. 

 Sci. 45 : 44. 1843. {Cornuco2nw2:)erenna)is Walt. 1~8S.) Perennial 

 Bent or Thin Grass. A slender, sparingly Ijraiichccl, leafy pei- 

 eniiial, with weak, ascending culms 3 to 7.5 dm. long, and dill'iisi', 

 capillary panicles S to 16 cm. long. Spikelets 1.5 to 2 mm. long, 

 with acute empty glumes (a), which are a little longer than the 

 glabrous flowering glume (h). Damp, shaded places, Maine t" 

 Minnesota and Nebraska, southward to South Carolina and Mis- 

 8is8ii)pi. May-September. 



