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478. ARISTIDA, L. 



1143. dichotoma, Michx. 



1144. gracilis, Ell. Maltby Park. etc. 



1145. purpurascens, Poir. 



1146. tuberculosa, Nutt. On Long Island. 



479. SPARTINA, Schreb. 



1147. cynosuroides, Willd. 



1148. polystachya, Willd.. Muhl. Marshes. 



1149. juncea, Willd. 



1150. stricta, Roth., var. glabra, Gray. East Haven, etc. 



480. CYNODON, Richard. 



1151. Dactylon, Pers. Westville, etc. 



481. ELEUSINE, Ga?rtn. 



1152. Indica, Gaertn. New Haven, etc. 



482. TRICUSPIS, Beauv. 



1153. seslerioides, Torr. New Haven, Orange, etc. 



1154. purpurea, Gray. Pease. 



483. DACTYLIS, L. 



1155. GLOMERATA. L. 



484. EATONIA, Raf. 



1156. Pennsylvanica, Gray. Woods along Mill River below the dam, Prudden ; 



Northville, L. I., H. W. Young. 



485. GLYCERIA, R. Br., Trin. 



1157. Canadensis, Trin. 



1158. obtusa, Trin. Common on Long Island. 



1159. elongata, Trin. Westville, Maltby Park. Mt. Oannel, etc 



1160. nervata, Trin. 



1161. pallida, Trin. Bast Haven. Allen. 



1162. aquatica, Smith. 



1163. fluitans, K. Br. On Long Island. 



1164. acutiflora, Torr. Orange, Eaton. 



1165. maritima, Walil. Allen. 



486. BRIZOPYRUM, Link 



1166. spicatum, Hook. Common in suit marshes. 



