54 ROCHESTER ACADEMY OF SCIENCE. [Oct, 8, 



78. XEMOPA.YrHES Raf. [Ilicioides Dumont.] 



165. N. fascicularis Raf. (iV. Canadensis DC.) [nicioides tnucronata (L.) 



Britton.] 



Margin of Irondequoit bay, Penfield. Frequent in the marshes about 

 Mendon ponds. Adams Basin, M. S, Baxter. Wayne county. 



CELASTRACE/E. 



79. CELASTRUS L. 



166. C. scandens L. Climbing Bitter-sweet. 



River banks, along streams, and in thickets ; frequent. 



80. EUONYMUS Tourn. [L.] 



167. E. atropurpureus Jacq. Burning Bush. Waahoo. 



Scarce. Indigenous in Seneca park, G . T. Fish, and Genesee Valley 

 park, C . C. La)iey. Greece, Bradley. Penfield, Otto Bets. Bank of 

 Genesee river at Rush Junction, C . C . Laney and yo/in Dunbar . Near 

 Scottsville, M . S . Baxter. Wayne county. 

 — E. Americanus L. Strawberry-bush. 



Genesee river, Sartiuell in Herb. Ha>n . Coll. Has not been observed 

 by our collectors. 



168. E. Americanus L. var. obovatus Torr. & Gray. [£". obovatiis Nutt.] 



Rare. North-east of Brockport, Prof. Lcn)wn . 



RHAMNACE^. 



Si. RIIAMXUS Tourn. [L.] 



i6g. R. ainifolia L'Her. Alder-leaved Buckthorn. 

 Frequent in swamps and marshy places. 



170. R. cathartica L. Common Buckthorn. 



Escapes from hedges occasionally. 



S2. CEANOTHUS L. 



171. C. Americanus L. Red-root. New Jersey Tea. 



Dry open woods along river banks and ravines ; common. 



VITACE^. 



83. VITIS Tourn. [L.] 



172. V. aestivalis Michx. Summer Grape. 



Dry woods and thickets, along river banks and ravines ; frequent. 



173. V. cordifolia Michx. Frost Grape. 



Wayne county, E. L. Hankenson . 



174. V. riparia Michx. {V. cordifolia var. riparia Gray.) \V. vulpina L.] 



Frost Grape. 

 River banks and ravines ; more common than /'. cestivalis. 



84. AMPELOPSIS Michx. [Parthknocissus Planch.] 



175. A. quinquefolia Michaux. {Parthenocissus quinquefolia (L.) Planchon.] 



Virginia Creeper. 



Moist woods, copses, river banks ; common. 



