OF WESTCHESTER COUNTY. 821 



MuMenbergia, Schreber. (Drop-seed Grass.) 

 M. glomerata, Trin. Boggy places. 

 M. Mexicana, Trin. Damp undrained grounds. 

 M. sylvatica, Torr. & Gray. Wet woods. 

 M. Willdenovii, Trin. Shady rocks. 

 M. diffusa, Schreber. Dry woods. 



Brachyelytrum, Beauv. 



B. aristatum, Beauv. 



CJalamagrostis, Adans. (Reed Bent-grass. ' 



C, Canadensis, Beauv. Damp lands. 

 C. arenaria, Toth. Coast of the Sound. 



Stipa, L. (Feather-grass.) 



S. avenacea, L. (Oat-grass.) Sandy woods. 



Aristida, L. (Triple-awned Grass.) 



A. dichotoma, Mx. (Poverty Grass.) Barren fields. 

 A. gracilis, Ell. Near the coabt of the Sound. 



Spartina, Schreber. (Marsh Grass.) 

 S. polystachya, Muhl. (Leggett.) 

 S. juncea, Willd. Beacli of the Sound. 

 S. stricta, Roth. 



Var. glabra, Gray. Along the Sound. 



yar. alterniflora. Shore of the Sound. 



Cynodon, Richard. (Scutch-grass.) 



C. Dactylon, Pers. (Nat. Eu.) 



Eleusine, Gaertn. (Yard-Grass.) 

 E. Indica, Goertn. Door-yards. 



Dactylis, L. (Orchard-Grass.) 



D. glomerata, L. Grown for hay. (Nat. Eu.J 



Kceleria, Pers. 



K. cristata, Pers. Dry upland 



Eatonia, Raf. 



E. Pennsylvanica, Gray. Damp woods and meadows. 



Glyceria, R. Br., Trin. (Manna-Grass.) 

 G. Canadensis, Trin. Wet grounds. 

 G. obtusa, Trin. Swampy places. 

 G. nervata, Trin. Damp grounds. 

 G. aquatica. Smith. Wet grounds. 

 G. fluitans, R. Br. Flooded grounds. 

 Q. distans, Wahl. (Leggett.) 



