CATALOGUE OF CANADIAN PLANTS. 383 



narrow (i to H in. loni^), and very blunt perigynium. This includes 

 both the ty])e and var. intermedia ol' Vnvt IV"., 1.55. The synonymy may 

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



(2C37.) C. Henderson!, Bailey. 



Not uncommon in woods and open thickets between Yale and the 

 coast of British Columbia, 1889. (Macou?i.) 



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

 I., 47. 



C. ritrocurva, Dew. ; Macoun, (Jat. IV., 156, in part. 

 "Distinguished by its glaucousness." (Bailey.) 



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

 Bot. Cluli, I., 47. 



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

 "Larger than in the species, the culm weai< and reclining, sometimes 

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

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

 but has no glaucousness, the ujjjicr spikes ui'e shorter peduncled." 

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



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

 Torr. Bot. Club., I., 47. 



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

 " Habitually taller than the species, ver}- slender ; staminate spike 

 commonly slimmer and usually very short-pedunclcd; pistillate spikes 

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

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

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

 bia and Vancouver Island specimens of C. Pennsylvanica. 



(2648.) C. communis, Bailej-, .Mem. Torr. Bot. Club, I., 41. 



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

 below, belong here. 



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



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

 " Mostlj^ lower than the species ; leaves very numerous, very broad 

 and bright green, conspicuously shorter than the culm ; staminate 



