318 GEOLOGICAL SURVEY OF CANADA. 



148. LATHYRUS. 



(3102.) L. Nuttallii, Watson, Proced. Amer. Acad., XII., 450. 



L. venogm^ Macoun, Cat. I., 121, in part. 



Stout and tall, more or less pubescent throughout, with loose woolly 

 hairs ; stipules, semi-sagittate, rather narrow ; leaflets, 3 to 6 pairs, 

 variable, naiTowly or brc dly elliptical, usuallj- acute or acutish at 

 both ends, apiculate, 1 or 2 inches long ; rachis, tendril-bearing ; 

 ])eduncle shorter than the leaves, few-floweretl ; calyx teeth triangular,^ 

 acuminate, the lower somewhat larger ; petals reddish purple, G 

 to 8 lines long ; pod, glabious, ohlong, attenuate to a very short thick 

 stipe, 1 to ]J inches long bj- 4 lines wide; seeds, globose, brown. Com- 

 mon in thickets in British Columbia and Vancouver Island. In Part 

 I., 121, this species was includeil in A. venosiis, but is now separated 

 by Dr. Watson. 



155. PRUNUS. 



(573.; P. Virginiana, Linn., Var. (?). 



A form of this species, with very long deciduous sepals occurs in 

 British Columbia, extending from the Fraser Valley noithwaid to 

 Telegraph Creek. 



157. SPIR^A. 



(580.) S. Douglasii, Hook. var. Menziesii, Presl ; Macoun, 

 Cat. I., 127. 



This variety is verj* common throughout British Columbia and 

 Vancouver Island, while the type of the species is confined to Van- 

 couver Island, as far as oui' knowledge of it extends. 



A variety which we refer to S. salicifoUa, was gathered at Sicainous 

 in July, issit. It would pass in the east for S. salicifoUa, as it has a 

 liu-ge branching panicle, white flowers, and long exserted stamens. 

 So far S. salici/olia lias not been found west of the Rocky Mountains, 

 but is reported from the for north. 



158. PHYSOCARPUS. uVrfffin.) 



(584.) P. opulifolius, Maxim. ; Gray, Man., ed. VI., 153. (1890.) 

 Eeferencos under Neillia opulifoiia, Benth. & Hook., Part I., 127, 

 belong here. 



