Provincial Museum of Natural History. 25 



Ebiophorum (Cotton Grass). 



E. Chamissonis C. A. Mey. (Russet Cotton Grass.) 



Generally distributed. Queen Charlotte Islands ; Vancouver Island. 

 E. polystac'hyon L. (Broad-leaved Cotton Grass.) 



Generally distributed, Queen Charlotte Islands ; Vancouver Island. 



Rynchospora. 



R. alba (L.) Vahl. (^Miite-topped Bos Rush.) 



Locally distributed, Vancouver Island — Sproat Lalic; Home Lake, Macoun; 

 Renfrew District. 



SciRPUs (Club Rush; Bulrush). 



S. americanus Pers. (Chair-maker's Rush.) 



Generally distributed, Vancouver Island, 

 S. cajspitosus Linn. (Tufted Club Rush.) 



Locally distributed, Mount Arrowsmith, V.I., Macoun. 

 S. microcarpus Presl. (Small-fruited Bulrush.) 



Generally distributed, Vancouver Island. 

 S. nanus Spreng. 



Locally distributed, Vancouver Island — Alberni. 

 S. occidentalis (Wats.) Chase. (Viscid Great Bulrush.) 



Locally distributed, Vancouver Island — Sidney, Macoun. 

 S. pauciflorus Lightf. 



Locally distributed, Queen Charlotte Islands (Osgood, "North American 



Fauna,"' No. 21) ; Vancouver Island. 

 S. riparius Spreng. 



Generally distributed, Vancouver Island — Alberni ; Victoria. 

 S. robustus Pursh. (Salt-marsh Bulrush.) 



Generally distributed, Vancouver Island. 

 S. subterminalis Torr. 



Rare. Strathcona Park, V.I., J. M. Macoun; Mount Mark. 

 S. validus Vahl. (American Great Bulrush.) 



Generally distributed. Vancouver Island. 



ARACE.aE (Arum Family). 

 Lysichiton (Yellow Arum). 



L. kamtschatcense (L.) Schott. (iSkunk Cabbage.) 

 • Common. Vancouver Island. 



LEMNACE.a: (Duckweed Family). 

 Lemxa (Duckweed). 



L. minor L. (Lesser Duckweed.) 



Generally distributed, Vancouver Island, Macoun. 

 L. trisulca L. (Ivy-leaved Duckweed.) 



Locally distributed, Vancouver Island — Alberni ; Nauaimo ; Cedar Hill. 



Spirodela. 



S. polyrhiza (L.) Schleid. (Greater Duckweed.) 



Locally distributed, Vancouver Island — Beaver Lake, Macoun. 



JUNCACE^ (Rush Family). 



JUNCUs (Rush). 



J. acuminatus Michx. (Sharp-fruited Rush.) 



Locally distributed, Shawnigan Lake, V.I., }Vm. M. Canhii. 



