151 



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

 1848. {Agro8tis serotina Torr. 1824.) Late Drop-seed. — A 

 slender, erect perennial 1.5 to 4.5 dm. high, with very narrow, 

 flat leaves and delicate, open panicles 6 to 18 cm. long. Spike- 

 lets about 1.5 mm. long, with the outer glumes (a), about one- 

 half the length of the flowering glume. — Bogs and wet, sandy 

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

 September. 



