182 GEOLOGICAL SURVEY OF CANADA. 



(852.) C. virosa, Linn. Musquash Poison. 



Frequent from the Eed Eiver westward, on wet spots on the prairie, 

 and quite common in the wooded country on the Saskatchewan, Atha- 

 basca and Peace Eivers. {Macoun.) Wooded country of the interior, 

 from Lat. 54°-64°. {Richardson.) North end of Lake Winnipeg to 

 York Factory. (J?. Bell.) Coast east of Mackenzie Eiver. (Hook. 

 Arct. PI.) 



(853.) C. bulbifera, Linn. 



Common in swamps throughout Nova Scotia, New Brunswick, Que- 

 bec and Ontario. From York Pactorj', Hudson's Bay, to the Sas- 

 katchewan. (Brummond.) 



222. SIUM, Linn. (WATER PARSNIP.) 



(854.) S. cicutsefolium, Gmelin. 



S. lineare, Michx. Maooun's Cat, No. 737- 



8. latifolium, Bigel. Hook. Fl. I., 262. 



Apium lineare. Benth. & Hook. Gen. PI. I., 888 and 893. 



Wet places and ditches from the Atlantic to the Pacific and north to 

 the Peace Eiver country. (Macoun.) Coarse leaved forms of this 

 species have been taken for S. latifolium, which is unknown in America 



222. CRYPTOT/ENIA, DC. (HONEWORT.) 

 (855.) C. Canadensis, DC. 



Sison Canadense, Linn. Michx. Fl. I., 168. 

 Chserophylluni Canadense, Crantz. Pursh, 195. 



Eich, damp woods, Woodstock, N.B. (Fowler's Celt.) Verj^ abundant 

 in rich, low woods throughout Quebec and Ontario. 



224. CH/EROPHYLLUM, Linn. (CHERVIL.) 



(856.) C. procumbens, Crantz. 



Abundant on White Island, in the Detroit Eiver, opposite Amherst- 

 burg. (Jfacown.) 



225. BUPLEURUM, Linn. (THOROUGH WAX.) 



(85Y.) B. ranunculoides, Linn. 

 Foot-hills of the Eocky Mountaifis, Lat. 49°. (Dawson.) Cape 



