CATALOGUE OF CANADIAN PLANTS. 27*7 



(3013.) A. Lonchitis, Swartz, Schrad. Journ., ii., 30; Syn. Fil. 43. 

 Hook., PL Bor.-Am., ii., 261. Hook. & Baker, Syn. Fil., 250. 

 Macoun & Burgess, Trans. Eoy. Soc. Can., ii., sect, iv., 209. 

 Burgess, Trans. Eoy. Soc. Can., iv., sect, iv., 15. 



Polystichum Lonchitis, Eoth, Tent. Fl. Germ., iii., 71. Lavvson, Can. 

 Nat, i., 285 ; Fern Fl. Can.. 239. Watt, Can. Nat., iv., 363. 



Grows in tufts in shaded, rocky places, usually on the debris of 

 calcareous rocks, and, except in the Rocky Mountains, is a rare and 

 local species, as far as known. In considerable abundance near Aspey 

 Bay, Cape Breton, N.S. (McKay.) Found sparingly at Foster's Flats, 

 below the Whirlpool, Niagara Falls, Ont. ; common on rocky ground, 

 especially under cliffs, throughout the Bruce Peninsula, and around 

 Owen Sound, Ont. ; on the mountain slopes of Bow River Pass, and in 

 Peace River Pass, Lat. 56, Rocky Mountains, N. W. Ter. ; on the 

 upper slopes of Cathedral Mountain at Kicking Horse Lake, on the 

 snowslides near the summit of the Selkirk Mountains, in the Cascade 

 Mountains above Yale, and on the Gold Range north of Griffin Lake, 

 B.C. (Macoun.) Kootanie Pass, Rocky Mountains, Lat. 49, at 6,500 

 feet elevation. (Dawson.) Rocky Mountains, Lat. 52 56. (Drum- 

 mond.) On rocks along the Arctic coast from the Mackenzie River to 

 Baffin Bay. (Hook. Arct. PL) 



(3014.) A. acrostichoides, Swartz, Syn. Fil., 44. Pursh, Fl. Am. 

 Sept., ii., 661. Hook., Fl. Bor.-Am., ii., 261." Hook. & Baker, 

 Syn. Fil., 250. Provancher, FL Can., 718. Macoun & Burgess, 

 Trans. Roy. Soc. Can., ii., sect, iv., 210. Burgess, Trans. Roy. 

 Soc. Can., iv., sect, iv., 16. 



Nephrodium acrostichoides, Michx., Fl. Bor.-Am., ii., 267. 



Polystichum acrostichoides, Schott, Gen. Fil. Lawson, Can. Nat., i., 285 ; 



Fern FL Can., 239. Watt, Can. Nat., iv., 363. 

 Polystichum munitum, Presl, Tent. Pterid., 83. Lawson, Fern Fl. Can., 239. 



An evergreen, tufted species, found in woods and on wooded hillsides, 

 especially in rocky soil. It occurs from Nova Scotia to the Bruce 

 Peninsula of Ontario, which seems to be about its western limit in 

 Canada. Quite common in Nova Scotia, (Ball.) Common near St. 

 John; rare near Molus River, Kent Co., N.B. (Fowler.) Woodstock, 

 N.B. (Jack.) Upper Tobique and Kennebeccasis, N.B. (Hay.) 

 Common at Salmon River, N.B. ( Wetmore.) Not rare in Prince Edward 

 Island. (Bain.) Common in Quebec. (Provancher, D' Urban, Maclagan, 

 Bothwell, Sheppard, St. Cyr, &c.) Very abundant in Eastern, Central, 

 and South-western Ontario. (Macoun, Lawson, Logie, Fletcher, Burgess, 



