326 GEOLOGICAL SDRVEY OF CANADA. 



All our heibaiium specimens of T. aureum belong here, but some of 

 the references given in Pai-t I. may belong to the true T. aureum. 



(3121.) Z. cordata, Koch; Hook., Fl. I., 2t;0. 



Thaiqiium Irifoliatum, Gray ; fttacoiin, Cat. 1 , 181, in part. 

 All the specimens in oui- j)Ossession from the eastern part of the 

 prairie region have been referred here by Coulter and Eose, while those 

 from the base of the Rocky Mountains are placed under Tliaspium. 



220. THASPIUM. 



(350.) T. aureum, Nutt., var. trifoliatum, C. & R. Rev. of 

 N. Amer. Umbell., S3. 



T. trifoliahim, Macoun, Cat I., 181, in part. 



The only specimen of this species in our colleclion is from Kanan- 

 ivskis SUilion at the eastern ba.se of the Rocky Mountains; collected 

 1885. (^Macoun.) 



221. CICUTA. 



(852.) C. virosa, Linn.; Macoun, Cat. I., 182. 



To the species, which is wholly a northern form, Coulter and Rose 

 unite C. maculata as a variety. It, therefore, becomes-^- 



Var. maculata, C. & R., Rev. of N. Amer., Umbell., 130. 

 C. maculata, Linn. ; Macoun, Cat. I., 181. 



This includes all the more southern specimens and localities, and 

 crosses the continent to the Pacitic coast and Vancouver Island. 

 (Macoun.) 



Var. Californica, •'. \ i;. Rev. of N. Amer., Umbell., 130. 



C. Cali/ontica, Gray, I'roced. Amer. Acad., VII., 344. 

 Lost Lake, near Cedar Ilill, and by ponds near Esquimault, Van- 

 couver Island, 1887. (Macoun.) 



579. BERULA. 



(2150.) B. angustifolia, Koch; Macoun, Cat. III., 534. 



Abundant in the stream that enters the north-western arm of Lake 

 Okanagan ; quite common in a pond on ihe Reservation at Kamloops, 

 B.C., 1889. (Macoun.) 



