il2 GEOLOGICAL SURVEY OF CANADA. 



common ia New Biun»\viok. {Fowler.') Not rare in Prince Edward 

 Island. {Bain, Macoun.) Quebec and Montreal, Que. (Sheppard.) 

 L6vis, (^ue. {St. Cyr.) Richmond and Drummond Go's, Que. {Both- 

 well.) Mount Belit'il, Qu^. {Madagan.) Ottawa, Ont. {Fletcher.) 

 Pi-escott, Ont. (Billings.) Kingston and Laketield, Ont. {Mrs. Traill.) 

 Abundant in pine woods, Seymour, Northumberland Co., Ont. {Macoun.) 

 Low woods and thickets, Toronto, London, Blenheim, Windsor, and 

 Poi-t Cockbui-n, Ont. {Burgess.) Owen Sound, Ont. {Mrs. Boy.) 

 Gore Baj', Manitoulin Island, Ont. (/. Bell.) 



(300.3.) A. Thelypteris, Swartz,Schrad. Jourii., ii., 40; Syn. Fil., 50. 

 Pursh, Fl. Am. Sept.. ii., 661. Provancher, Fl. Can., 718. Macoun 

 & Burgess, Trans. Eoy. Soc. Can., ii., sect, iv., 201. 



Folyslicltum Thdypteris, Rotli, Fl. Germ., iii., 77. Watt, Can. Nat., iv., 363- 

 Neplirodium Tlitlt/ptens, Desv., Mem. Soc. Linn., vi., 257. Hook. & 



Baker, Syn. Fil., 271. 

 Lastrea Thelypterif, Presl, Tent. Pterid., 76. Lawson, Can. Nat., i., 283 ; 



Fern Fl. Can., 244. 



Common in cedar, tamarack and other swamps, from Nova Scotia 

 westward to Lake Winnipeg. Quite abundant jn swamps throughout 

 Nova Scotia. {Ball.) Bather common in wet marshy places in New 

 Brunswick. {Fowler.) Frequent in Prince Kdward Island. {Bain, 

 Macoun.) Common in (Juebec. {McCord, Provanrhi'r, Madagan, Parsons, 

 St. Cyr, &c.) Abundant in Bastei-n and Central Ontario. {Macoun, 

 Fletcher, Billings, Logic, Burgiss, kc.) Muskoka and Parry Sound. Ont. 

 {Burgess.) Near Bed Eiver Settlement, Man. {McTavish.) 



(3004.) A. Oreopteris, Swartz, Schiad. Journ., ii., 35; Syn. Fil., 50. 

 Burgess, Trans. Eoy. Soc. Can., iv., sect, iv., 14. 



A. montanum, Milde, Fil. Eur. et Atlant., 115. 



Lastrea Oreoptcri.% Presl., Tent. Pterid., 76. 



LaHrea moniana, Moore; Lawson, Fern Fl. Can., 243. 



Occurs In patches on wet ground on mountain slopes and in rocky 

 ravines, and is limited in Canada, so far as known, to British Columbia. 

 At an altitude of 6,500 feet on Avalanche Mountains, at the summit 

 of the Canadian Pacific Esiilwaypass through the Selkirk Eange. 

 {Macoun.) Port Simpson, opposite the southern extremity of Alaska. 

 {Anderson.) 



(3005.) A. cristatum, Swartz. Schrad. Journ., ii., 37; Syn. Fil., 52. 

 Pursh, Fl. Am. Sept., ii., 661. Hook., Fl. Bor.-Am.. ii., 261. 



