CATALOGUE OF CANADIAN PLANTS. 93 



the Lake of the Woods. Also, at Emerson, Manitoba. Distinguished 

 from the type by the absence of stipules. This species should be care- 

 fully examined when found, and distinguishing characters noted. 



XXIV. BUTACE.E. EUB FAMILY. 



112. XANTHOXYLUM, Golden. (PRICKLY ASH.) 



(392.) X. Americanum, Mill. Northern Prickly Ash. 



X. fraxineum, Willd. Hook. Fl. I., 118. 



X. ramiflorum, Michx. Fl. II., 235. 



X. tricarpum, Hook. Fl. 118, not Michx. 



Low grounds, usually along streams, common from Montreal (Brunei} 

 to the western part of Ontario, along the Georgian Bay. 



113. PTELEA, Linn. (HOP TREE.) 



(393.) P. trifoliate, Linn. Shrubby Trefoil. 



Confined to the shores of Lake Erie. Pelee Island and west side of 

 Pelee Point. (Macoun.) 



114. ALIANTHUS, Desf. (TREE OF HEAVEN.) 



(394.) A. glandulosus, Desf. 



This tree has been planted .in Prince Edward Co., Ont., at Belleville, 

 and at Niagara Falls. In all these localties it grows freely, and throws 

 up suckers from its roots. It seems as much at home as the Locust 

 tree. 



XXV. ILICINE.E. HOLLY FAMILY. 



115. ILEX, Linn. (HOLLY.) 

 (395.) I. verticillata, Gray. 



Prinos vertidllatus, Linn. Hook. Fl. L, 121. 

 P. Gronovii, Michx. Fl. II., 236. 



Low grounds and swamps. Common in Nova Scotia. (McKay.) 

 Not rare in swamps. (Fowler's Cat.) Borders of marshes, Gaspe* 

 Basin. (Macoun.) On gneiss rocks and swamps in open places, Eivor 



