CATALOGUE OF CANADIAN PLANTS. 209 



70I. DESCHAMPSIA, Beauv. 



(2802.) D. atropurpurea, Scheele; Vasey, Cat. Grasses U. S. 53, 

 (1885.) 



Aira atropurpurea, Wahl. ; Gray, Man. Ed. V-, 642 ; Maooun, Cat. No. 2234. 

 Apparently confined to the mountains of eastern Quebec, and north- 

 eastward. Summit of Mount Albert, Shickshock Mountains, Q. 

 {Macoun. Porter.) Lake Mistassini, N.B.T. {J. M. Macoun.) 



Var. minor, Vasey, Bull. Torr. Club XV"., 48. 



" Culms 10-12 inches high, slender, panicle few-flowered, spikelets 

 much smaller than the type." Grassy glades in woods at Fort George„ 

 James Bay, six miles from the coast, 1887. (J. M. Macoun.) 



Yar. latifolia, Scribner. 



D. latifolia, Vasey, Grasses of U. States, 53, (1885.) 



Aira atropurpurea, Wahl. ; Hook., Fl. II., 243. 



A. latifolia, Hook., Fl. II., 243 ; Macoun, Cat. No. 2237. 



Abundant in the Rocky Mountains, from Canmore westward to 

 Soger's Pass, Selkirk Mountains. (Macoun.) Quesnel Lake, 2,200 

 feet alt., B.C. (Bowman.) Eocky Mountains. (Hooker, Fl.) Sitka, 

 Ounalashka, and from Point Barrow to Mackenzie Eiver. (Hothr. 

 Alask.) 



(2803.) D. brevifolia, E.Br.; Hook, Fl. IL, 242. 

 Aira arctica, Spreng. Bot. Gazette, X., 366. 

 Vicinity of Fort Conger, Grinnell Land, lat. 81° 44'. (Lieut. Greely.) 

 Arctic sea-shore and islands. (Hooker, Fl.) Greenland. (Lange.) 



(2804.) D. csespitosa, Beauv. ; Hook., Fl. II., 242. 



Aira csespitosa, Linn. ; Pursh, Fl. I., 77; Macoun, Cat. No. 2239. 

 A. ambigua, Michx., Fl. I., 61. 



Abundant in bunches along river banks, from the Atlantic to the 

 Pacific. Newfoundland. (Bev. A. Waghorne.) Magdalen Islands, N.S. 

 (McKay.) Cape Forteau, Yarmouth, N.S. (Macoun & Burgess.) Ken- 

 nebeccasis, Tabusintac, on the Bathurst Eoad, Eestigouche, N. B. 

 (Fowler, Cat.) Sheldrake Eiver. and L'Ange-Gardien, Q. (Si. Oyr.) 

 Crevices of rocks, Jupiter River, and English Bay, Anticosti ; along 

 the Madeline and Ste. Anne des Monts rivers, Gasp^, Q. (Macoun. 

 Vicinity of Ottawa. (Fletcher, Fl. Ott.) Eocky banks of rivers 

 throughout central and northern Ontario, and extending to Lake 

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