90 



Order 25. Anacardiace/e. 



88. RHUS, L. 



178. R. typhina, L. 



179. R. glabra, L. 



Rare. The Plains, Buffalo. 



150. R. venenata, DC. 



Rather rare. W. Seneca, Erie Co.; near Akron, Erie Co.; near 

 Port Colborne, Ont. ; Caledonia, Liv. Co. 



151. R. Toxicodendron, L. 



Rather rare. The Plains, Buffalo. 



vat. radicans, Torr. 



152. R. aromatica, Ait. 



Rare. Near the whirlpool, on both sides of Niagara R.; near 

 Youngstown, Niagara Co. 



Order 26. Vitace^e. 



89. VITIS, L. 



153. V. Labrusca, L. 



Rather Rare. Niagara Falls. 



184. V. aestivalis, Michx. 

 ]S5.,V. cordifolia, Lam. 



90. AMPELOPSIS, L. 



156. A. quinquefolia, Michx. 



Order 27. Rhamnace/e. 



RHAMNUS, L. 



157. R. alnifolia, L'Her. 



Rare. Scajauquady's Cr. , within the Park, Buffalo; the station 

 now obliterated; Hamburgh, Erie Co. ; Alden, Erie Co. ; Ber- 

 gen, Gen. Co. 



92. CEANOTHUS, L. 



188. C. Americanus, L. 



Rather rare. The Plains, Buffalo. 



Order 28. Celastrace^e. 



93. CELASTRUS, L. 



189. C. scandens, L. 



