CATALOGUE OF CANADIAN PLANTS. 383 



narrow (| to 1 J in. long), and very blunt perigynium. This includes 

 both the type and var. intermedia of Part IV., 155. The synonymy may 

 be considered cancelled, as it only refers in part to the type. 



(2637.) C. Henderson!, Bailey. 



Not uncommon in woods and open thickets between Yale and the 

 coast of British Columbia, 1 889. (Macoun.) 



(2638.) C. laxiculmis, Schweinitz; Bailey, Mem. Torr. Bot Club, 

 I., 47. 



C. retrocurva, Dew. ; Macoun, Cat. IV., 156, in part. 

 " Distinguished by its glaucousness." (Bailey.') 



(2639.) C. digitalis, Willd., var. copulata, Bailey, Mem. Torr. 

 Bot. Club, I., 47. 



C. retrocurva, Maccmn, Cat. IV., 156, in part. 



"Larger than in the species, the culm weak and reclining, sometimes 

 two feet long; leaves twice or thrice broader; spikes shorter and 

 heavier ; perigynium mostly larger. In aspect much like G. laxiculmis, 

 but has no glaucousness, the upper spikes are shorter peduncled." 

 (Bailey.) Wet ravines, London, Ont., June 24th, 1881. (Burgess.) 



(2647.) C. Pennsylvanica, Lam., var. vespertina, Bailey, Mem. 

 Torr. Bot. Club., L, 47. 



C. Pennsylvanica, Macoun, Cat. IV., 158, in part. 



lt Habitually taller than the species, very slender ; staminate spike 

 commonly slimmer and usually very short-peduncled ; pistillate spikes 

 more separated and the lowest subtended by a leafy bract from one 

 half inch to one inch long ; perigynium mostly larger, more hairy, the 

 beak longer and stouter." This form includes all our British Colum- 

 bia and Vancouver Island specimens of C. Pennsylvanica. 



(2648.) C. COmmuniS, Bailey, Mem. Torr. Bot. Club, L, 41. 



Eeference under 0, varia, >Muhl., Part IV., 159, except those given 

 below, belong here. 



Var. Wheeleri, Bailey, Mem. Torr. Bot. Club, L, 41. 



C. varia, Macoun, Cat. IV., 159, in part. 



" Mostly lower than the species ; leaves very numerous, very broad 

 and bright green, conspicuously shorter than the culm ; staminate 



