158 



Fig. 454. Sporobolus serotinus (Torr.) A. Gray, Man. 577. 

 1848. (Agrostis aeroiina Torr. 1824.) Late Duop-sf.ko.— A 

 slendiT, erect perennial 1..5 to 4. .5 dm. liigli, with very narrow, 

 Hat leaves and delicate, open i)anicles 6 to 18 cm. loni;. Spike- 

 lets about \.5 mill, long, with the outer glumes (a), about one- 

 half the length of the lowering glume.— Botrs and wet, sandy 

 soil, Maine to New Jersey and westward to Michigan. August, 

 September. 



