192 GEOLOGICAL SURVEY OF CANADA. 



687. ORYZOPSIS, Michx. (MOUNTAIN RICE.) 



(2743.) O. asperifolia, Michx., Fl. I., 51; Pursh, Fl. I., 60 ; Hook. r 

 Fl. II., 236. 



Urachne asperifolia, Trin. Diss. I., 174. 

 U. leucosperma, Link. Hort. Berol. I., 94. 



Eocky woods, not infrequent, and widely extended. Newfoundland. 

 (Reeks.} Eocky woods, Truro, and Halifax, N.S. (Macoun.) Frederic- 

 ton Junction, and Port Elgin ; Petitcodiac ; common at Salmon Eiver, 

 in " blue-berry barrens," KB. (Fowler, Cat.} Madeline Eiver, Gaspe 

 coast, Q. (Porter.} Gomin's Wood, Quebec city. (St. Cyr.} Woods along 

 Jupiter Eiver, Anticosti. (Macoun.} Woods in the vicinity of Ottawa. 

 (Fletcher, Fl. Ott.) Miriwin's Woods, near Prescott, Ont. (Billings.} 

 Kemptville, Ont. (Porter.} Eich, rocky woods throughout central 

 Ontario, westward to Owen Sound, north-westerly to Nipigon Eiver, 

 and south to Port Arthur, and twelve miles up the Kaministiqua Eiver. 

 (Macoun.} Vicinity of Hamilton, Ont. (Logie.} Port Colborne, Lake 

 Erie. (Me Gill Coll. Herb.} Vicinity of Kingston, Ont. (Prof. Fowler.} 

 Woods near Toronto. (Burgess.} Wooded banks, London, Ont. (Burgess. 

 Millman.} Lake Mistassini, N.E.T. (J. M. Macoun.) Not uncommon 

 on dry slopes from the Kananaskis through the Eocky Mountains to 

 the Columbia Valley at Donald, B.C. ; near Clinton, and at Soda Creek, 

 on the Fraser, B.C. (Macoun.) Canada to the Eocky Mountains. 

 (Hooker, FL) 



(2744.) O. Canadensis, Torr. Fl. N. York II., 433. 



0. parti flora, Nutt.; Hook., Fl. II., 236. 



Stipa juncea, Michx., Fl. 1., 54. 



S. Canadensis, Poir. ; Pursh, Fl. I., 72. 



Milium pungens, Torr., Fl. I., 78. 



Urachne brevicaudata, Trin. Gen. Pan., 27. 



Eather rare in dry sandy and pine woods. Manowin Island, Seven 

 Islands Bay, St. Lawrence Eiver. (St. Cyr.} Tadousac, Lower St. 

 Lawrence, Q. (A. T. Drummond.} Eocky woods, near Ottawa. (Fletcher, 

 Fl. Ott.} Woodlands west of Brockville, Ont. (Billings.} Quite 

 common at Chalk Eiver, on the Ottawa, and at North Bay, Lake 

 Nipissing ; dry sandy hills at Belleville, and on the Oak Hills, Hast- 

 ings Co. ; very common on Eice Lake Plains, Northumberland Co., 

 Ont. (Macoun.} Sandy thickets along Lake Huron, at Southampton, 

 Ont. (Burgess.} Twenty-five miles west of Port Arthur, on high dry 

 land. (Macoun.} Canada to the Saskatchewan. (Hooker, Fl.} South 



