CATALOGUE OF CANADIAN PLANTS. 329 



(1516.) P. Sibirica, Linn. 

 Kotzebue Sound. {Bothr. Alask.) Greenland. {Hook. Arct. PI.) 



(1517.) P. longifolia, Nutt. 



p. spedosa, var. /3. Hook. Fl. II., 72. 

 Southern border of British Columbia. (Gray.) Sub-alpine range of 

 the Eocky Mountains near the margin of perpetual snow. (Douglas.) 



(1518.) P. linearifolia, Gray. 



p. speciosa, var. a. Hook. Fl. II., 72. 

 In the Similkameen Valley, B.C. (Dawson.) The specimens are 

 perfectly glabrous and the leaves linear and very narrow. 



(^1519.) P. speciosa, Pursh. 



Along the southern border of British Columbia. (Bot. Calif. I., 486.) 



403. COLLOMIA, Nutt. 



(1520.) C. linearis, Nutt. 



On the sands at the mouth of Bel Eiver, Eestigouchc Co. ; also on 

 the high rocky hill towards Dalhousie, W.B. (Fowler's Cat. & Fletcher.) 

 From Port Prancis on Eainy Eiver across the prairies and westward 

 to Victoria, Vancouver Island. (Macoun.) Prom Lake Winnipeg 

 across the Eocky Mountains to the Columbia. (Douglas.) Prom the 

 Saskatchewan to Port Pranklin, Lat. 64°. (Richardson.) Eed Eiver 

 prairie and westward along the 49th parallel to the Eocky Mountains. 

 (Dawson.) Vicinity of Victoria, Vancouver Island. (Fletcher.) 



(1521.) C. gracilis, Dougl. 



Abundant on dry hills in the vicinity of Victoria, Vancouver Island. 

 (Macoun & Hill.) 



(1522.) C. heterophylla. Hook. 

 Southern part of British Columbia. (Gray.) 



404. CILIA, Ruiz. & Pav. 



(1523.) C. liniflora, Benth. Var. pharnaceoides. Gray. 

 O. pharnaceoideSj'B&a.ih. Hook. Fl. II., 74. 

 Southern border of British Columbia. (Gray.) 



