88 



13. Aristida, L. 



dichotoma, Miclix. (Poverty Grass.) 



Sterile fields, &e. Common. Aug. 

 gracilis, Ell. (Slender Poverty Grass.) 



Sterile fields and banks; Dixon's, &c. Frequent. 

 Aug. 



14. Spartina, Schr. 



cynosuroideSj Willd. (Cord Grass.) 



"Wet meadows, &c; Cherry Island. Rare. Aug. 

 polystachya, Willd. (Reed Grass.) 



Muddy banks of Christiana Creek, near the light- 

 house. Rare. Aug. 

 jiincea, Willd. (Rush Salt-Grass.) 



Sandy shores of Delaware Bay; Collins' Beach. 

 Rare elsewhere. July. 



15. Eleusine, Gsertn. 



Indica, Gsertn. (Dog's-tail Grass.) 



Yards and waste places. Common. Aug. Native 

 of India. 



16. Tricuspis, Beauv. 



seslerioides, Torr. (Tall Red-top.) 



Open sandy woods and fields. Frequent. Aug. 



? purpurea, Gr. (Sand Grass.) 



Found by Dr. Michener in Kent County, and proba- 

 bly grows in Appoquinimink. 



17. Dactylts, L. 



glomerata, L. (Orchard Grass.) 



Shaded fields, &c. Frequent. June. Native of 

 Europe. 



18. Eatonia, Raf. (Kceleria, Torr. Reboiilea, Kunth.) 



obtusata, Gray. (K. truncata, Torr?) 



Dry open woods; Brandy wine, &c. Frequent. June. 



Pennsylvania, Gray. 



Moist woods. Frequent. May. 



19. Glyceria, R. Br. 



Canadensis? Trin. (Rattlesnake Grass.) 



Swamps, &c. ; Thompson's. Not common. July. 



nervata, Trin. (Poa nervata, Willd. Poa Canaden- 

 sis, Beauv.) 

 Wet meadows. Common. June. 



