336 GEOLOGICAL STIRVET OE CANADA. 



782. SILYBUM, Ceertn. (MILK THISTLE.) 



(3141.) S. Marianum, Gsertn. ; Gray, Synop. PI. II., 405. 



Grosnell's Cove, near Kingston, Ont. {T. Walker.) Along the 

 seashore at Oak Bay, Victoria, and at Nanaimo, Vancouver Island. 

 {Macoun.') Escaped from gai-dens. 



326. CENTAUREA. 



(3142.) C. Calcitrapa, Linn. ; Gray, Synop. PI. II., 406. (Star Thistle.) 

 Introduced in ballast at Nanaimo, Vancouver Island. 1887. {Macoun.) 



(3143.) 0. Melitensis, Linn.; Gray, Synop. PI. II., 406. 



Introduced. On dry knolls and rocky ledges at Esquimault ; also on 

 ballast heaps at Nanaimo, Vancouver Island, 188*7. {Macoun.) 



(3144.) C. Jacea, Linn.; Gray, Synop. PI. II., 407. 



In meadows at Cedar Hill, Victoria, Vancouver Island, 188*7. 

 Introduced. (Macoun.) 



331. CREPIS. 



(3145.) C. BIENNIS, Linn. ; Gray, Synop. PL II., 430. 



Naturalised in fields at Cedar Hill and Somenos, Vancouver Island 

 188*7. {Macoun^) 



(1283.) C. viRENS, Linn. ; Macoun, Cat. II., 2*74. 



Cowichan Eiver and in woods at Chemanos, Vancouver Island, 188*7. 

 (Macoun.) 



332. HIERACIUM. 



(2188.) H. aurantiacum, Linn.; Macoun, Cat. IIL, 551. 

 Hamilton Eoad, east of London, Ont. (J. Dearness.) 



(1284.) H. Pilosella, Linn., var. Peleterianum, Mer. 



Very common along roadsides, covering the backs of the dykes and 

 the borders of the fields in many parts of Prince Edward Island. 

 Completely naturalized. (Macoun.) 



