276 GEOLOGICAL SURVEY OF CANADA. 



(1289.) H. scabrum, Michx. 



H. Gronovii, p. Hook. Fl. L, 300. 



Dry sandy or rocky ground. Apparently common in Nova Scotia, 

 New Brunswick, Quebec and Ontario, extending to Lake Superior and 

 Lake Nipigon. 



(1290.) H. Gronovii, Linn. 



Rare in western Ontario, on dry sandy soil. Ancaster, near Hamil- 

 ton, Ont. (Logie.} Rare at London. (Saunders.} Dry sandy woods 

 near London. (Burgess.) Sandwich, Ont. (Maclagan.} Lake Huron. 

 (Dr. Todd.) 



(1291.) H. longipilum, Tori. 



Open woods. Vicinity of Hamilton, Ont. (Logie.~) Islands in the 

 River St. Clair near Lake Huron. (Hooker.} 



(1292.) H. venosum, Linn. Rattlesnake- weed. 



Dry sandy soil. Vicinity of Niagara Falls in rich sandy woods and 

 in woods at Point Edward, near Sarnia ; abundant at Point-aux-Pins, 

 at the entrance to Lake Superior. (MacounJ) Niagara River and 

 Maiden, Ont. (Maclagan.) 



(1293.) H. paniculatum, Linn. 



Papineau wood near Montreal. (Dr. Holmes.} Beloeil Mountain, 

 and Lundy's Lane, near Niagara. (Maclagan.*) Vicinity of Hamilton, 

 Ont. (Logic.) 



(1294.) H. Scouleri, Hook. 



On grassy slopes, Kit-a-man River, Kootanie Valley, Rocky Moun- 

 tains. (Dawson.) By the Skuzzie River above Yale, B.C. (Fletcher.) 

 Departure Bay, Vancouver Island. (Meehan.) 



(1295.) H. triste, Cham. 

 Aleutian Islands. (Gray.) 



(1296.) H. gracile, Hook. 



H. triste, in part, Torr. & Gray, Fl. II., 478. Macoun's Cat. No. 1080. 



If. arcticum, Frcel. DC. Prodr. VII., 209. 



On the more elevated Rocky Mountains. (Drummond.) South 

 Kootanie Pass, 49th parallel ; eastern summit of North Kootanie 

 Pass ; Klootch-oot-a Lake and Tsi-tse Lake, Upper Blackwater River, 

 B. C. (Dawson.) Elevated country near McLeod's Lake, Lat. 55, 

 B.C. (Macoun.) Ounalashka and Norton Sound. (Eothr. Alask.) 



