86 
1150. C. arenaria, Roth. 
Rare. Rose’s Pt., Ont., C/zton ; Pt. Abino, Ont. 
480. ORYZOPSIS, Michx. 
1151. O. melanocarpa, Muhl. 
1152. O. asperifolia, Michx. 
481. SPARTINA, Schreber. 
1153. S. cynosuriodes, Willd. 
482. TRIPLASIS, Beauv. 
(1154. T. purpurea, Beauv. (77icuspis purpurea, Gray.) 
Found only along the shore of Lake Erie. 
483. DAEV LIS, 1; 
1155. D. GLoMERATA, L. 
484. (CYNOSURS, 1. 
1156. ‘C. cRISTATUS, L.: 
Introduced by means of ‘t Lawn Grass Seed.” Buffalo. Precari- 
ous. 
485. EATONIA, Raf. 
1157. E. obtusata, Gray. 
1158. E. Pennsylvanica, Gray. 
486. MELICA, L. 
1159. M. mutica, Walt. ? 
Perhaps this grass has been confounded by us with another. 
487. GLYCERIA: RB. Br., ‘Trin. 
1160. G. Canadensis, Trin. 
1161. G. elongata, Trin. 
1162. G. nervata, Trin. 
1163. G. pallida, Trin. 
1164. G. aquatica, Smith. 
1165. G. fluitans, R. Br. 
488. POA, L. 
1166. P. annua, L. 
1167. P. compressa, L. 
1168. P. serotina, Ehrh. 
1169. P. pratensis, L. 
1170. P.. TRIVIALIS, ET; 
1171. P. sylvestris, Gray. 
1172. P. alsodes, Gray. 
489. ERAGROSTIS, Beauv. 
1173. E. po#®oIpEs, Beauv., var. megastachya, Gray. 
Rare. Near Ft. Erie, Ont. 
