«AcouN.] CATALOGUE OF CANADIAN PLANTS. St 



Var. 



0. Venturi, Canadian Muaci, No. 455. 



On cedar {Thuya occidentalis) rails, Simon Terrill's farm, Brighton, 

 l^Torthumberland Co., Oot., October 4th, 1888. (Macoun.)' 



(32Y.) O. BIyttii, Schimp. ; Greenland Flora, 351. 

 Greenland. (Fl. Gr.) 



(328.) O. nudum, Dicks, var. Rudolphianum, Schimp. 



0. cupvlatum, Drumm. Muse. Bor.-Am., No. 152. 



Eocks near the Whirlpool, below Niagara Palls. {Drummond.) On 

 rocks. Deer Park, Lower Arrow Lake, Columbia Eiver ; also along 

 Xootanie Lake, B.C. {Macoun.) 



(329.) O. Isevigatum, Zett. ; Lesq. & James, Mosses of N. 

 America, 165 ; Canadian Musci, No. 454. 



On rocks at Kicking Horse Lake, and on great boulders, three miles 

 below, Eocky Mountains ; common in tufts on boulders at Lytton, 

 3. C. ; also on rocks at Eevelstoke, B. C. ; Deer Park, Lower Arrow 

 Lake, B. C. (Macoun.) 



(330.) O. cupulatum, Hoffm. ; Lesq. & James, Mosses of N. 

 America, 165 ; Canadian Musci, No. 583. 



On rocks, Mount Erskine, Vesuvius Bay, Salt Spring Island, Gulf of 

 Georgia, B. C. ; on rocks on mountain slopes at Spence's Bridge, B. C. 

 {Macoun.) Baffin's Bay. (Boss, Voy.) 



Var. minus, SuUiv. ; Lesq. & James, Mosses of N. America, 165. 



On trees, near the water, Presqu'ile Point, Lake Ontario, Aug. 16thj 

 1868. (Macoun) 



(331.) O. Sturmii, Hoppe & Homsch. ; Lesq. & James, Mosses of 

 N. America, 166. 



On rocks at Hector, EocKy Mountains ; on rocks at Deer Park, Lower 

 Arrow Lake, Columbia Eiver, B.C. (Macoun.) 



(332.) O. Texanum, Sulliv.; Lesq. & James, Mosses of N.America, 

 166; Canadian Musci, No. 119. 



The stomata ai*e superficial ; the lower leaf-cells dark orange. 



On rocks in the Coast Eange a few miles above Yale ; on rocks. 



