(3002.) A. Noveboracense, Swartz, Syn. Fil., 55. Pursh,Fl. Am.

Sept., ii., 661. Macoun & Burgess, Trans. Roy. Soc. Can., ii., sect, iv., 200.

Dryopteris Noveboracensis, Gr., Man., ed. i., 630.

Lastrea Noveboracensis, Presl, Tent. Pterid., 75. Lawson, Can. Nat., i.,

284; Fern Fl. Can., 244. Nephrodium thelypterioides, Michx., Fl. Bor. - Am., ii., 267. Aspidium thelypteris, Hook., Fl. Bor. - Am., ii., 260, not of Swartz. Aspidium thelypteris, var. noveboracense, Willd.; Provancher, Fl. Can., 718. Polystichum Noveboracense, Watt, Can. Nat., iv., 363.

Found in grassy swamps, moist woods and thickets, and is most common in the Maritime Provinces, finding its western limit in Ontario. Common in swamps and moist places in Nova Scotia. (Ball.) Yery common in New Brunswick. (Fowler.) Not rare in Prince Edward Island. (Bain, Macoun.) Quebec and Montreal, Que. (Sheppard.) Lèvis, Que. (St. Cyr.) Richmond and Drummond Co's, Que. (Both-well) Mount Beloeil, Que. (Maclagan.) Ottawa, Ont. (Fletcher.) Prescott, Ont. (Billings.) Kingston and Lakefield, Ont. (Mrs. Traill.) Abundant in pine woods, Seymour, Northumberland Co., Ont. (Macoun.) Low woods and thickets, Toronto, London, Blenheim, Windsor, and Port Cockburn, Ont. (Burgess.) Owen Sound, Ont. (Mrs. Boy.) Gore Bay, Manitoulin Island, Ont. (J. Bell.)

(3003.) A. Thelypteris, Swartz, Schrad. Journ., ii., 40; Syn. Fil., 50. Pursh, Fl. Am. Sept., ii., 661. Provancher, Fl. Can., 718.

Macoun & Burgess, Trans. Boy. Soc. Cau., ii., sect. iv., 201.

Polystichum Thelypteris, Roth, Fl. Germ., iii., 77. Watt, Can. Nat., iv., 363. Nephrodium Thelypteris, Desv., Mém. Soc. Linn., vi., 257. Hook. &

Baker, Syn. Fil., 271. Lastrea Thelypteris, 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 in swamps throughout Nova Scotia. (Ball.) Bather common in wet marshy places in New Brunswick. (Fowler.) Frequent in Prince Edward Island. (Bain, Macoun.) Common in Quebec. (McCord, Provancher, Maclagan, Parsons, St. Cyr, etc.) Abundant in Eastern and Central Ontario. (Macoun, Fletcher, Billings, Logie, Burgess, etc.) Muskoka and Parry Sound, Ont. (Burgess.) Near Bed River Settlement, Man. (McTavish.)

(3004.) A. Oreopteris, Swartz, Schrad. Journ., ii., 35; Syn. Fil., 50. Burgess, Trans. Boy. Soc. Can., iv., sect, iv., 14.

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

Lastrea Oreopteris, Presl., Tent. Pterid., 76.

Lastrea montana, Moore; Lawson, Fern Fl. Can., 243.

Occurs in patches on wet ground on mountain slopes and in rocky ravines, and is limited in Canada, ho far as known, to British Columbia. At an altitude of 6,500 feet on Avalanche Mountains, at the summit of the Canadian Pacific Railway pass through the Selkirk Range. (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.

Provancher, Fl. Can., 718. Macoun & Burgess, Trans. Roy. Soc. Can., ii., sect. iv., 202.

Polystichum cristatum, Roth, Tent. Fl. Germ., iii., 84. Watt, Can.

Nat., iv., 363. Nephrodium cristatum, Michx., Fl. Bor. - Am., ii., 269. Hook. & Baker,

Syn. Fil., 273. Lastrea cristata, Presl, Tent. Pterid., 77. Lawson, Can. Nat., i., 282;

Fern Fl Can., 241.

Usually found in low woods, ranging from the Atlantic to the Rocky Mountains, and northward as far as Great Slave Lake. Common in Nova Scotia. (Ball, McKay.) Scarce in New Brunswick, the only recorded stations being: Bass River, Green Head. (Fowler, Hay), and Andover and Upper Gaspeieaux. (Wetmore.) Abundant in beech woods, Prince Edward Island. (Bain.) Not uncommon in Quebec. (D' Urban, Provancher, McCord, St. Cyr, etc.) Local but common in Ontario. (Macoun, Maclagan, Billings, Burgess, Fletcher, etc.) Porcupine Mountains, Man. (Macoun.) Saskatchewan, N.W.T. (Richardson.) Lake Winnipeg and Slave River, N.W.T. (Eaton.)

Var. Clintonianum, D. C. Eaton, Gr. Man., ed. v., 665. Macoun & Burgess, Trans. Roy. Soc. Can., ii., sect, iv., 203.

Distinguished chiefly by its greater size and more numerous pinnae and segments. Ste. Rose, Laval Co., Que. (St. Cyr.) Chatham Township, Argenteuil Co., Que. (McCord.) Border of woods, Alva Farm, Knowlton, Que., and Dow's Swamp, Ottawa, Ont. (Fletcher.) Black ash swamps, Belleville; also Flat Rock Portage, Lake Nepigon, Ont. (Macoun.) Swamps, London, Ont. (Burgess.) Owen Sound, Ont. (Mrs. Roy.)

(3006.) A. Goldieanum, Hook., Edinb. Phil. Journ., vi., 333; Fl. Bor. - Am., ii., 260. Provancher, Fl. Can., 718.

Macoun & Burgess, Trans. Roy. Soc. Can., ii., sect. iv., 203.

Nephrodium Goldieanum, Hook. & Grew, Ic. Fil., t. cii. Hook & Baker,

Syn. Fil., 272. Lastrea Goldieana, Presl, Tent. Pterid., 76. Lawson, Can. Nat., i., 282;

Fern Fl. Can., 240. Aspidium Filix-mas, Pursh, Fl. Am. Sept., ii., 662.

Found in low rich woods and rocky ravines, but is nowhere common in our territory. Near Woodstock, N.B. (Jack.) Ste. Rose, Laval Co., Que. (St. Cyr.) Richmond and Drummond Co's, Que. (Bothwell.) "The Mountain," Montreal, Que. (McCord.) Abundant among gneiss rocks near Hamilton's Farm, River Rouge, Que. (D' Urban.) Nun's Island, Montreal, Que. (Parsons.) Ottawa, Ont. (Fletcher.) Far-mersville, and banks of river westward of Brockville, Ont., in crevices of Laurentian rocks. (Lawson.) Woods, Belleville, Castleton, and Brighton, Ont. (Macoun.) Woodstock, Ont. (Millman.) Rich woods, London, Ont. (Burgess.) Amherstburgh, Ont. (Maclagan.)

(3007.) A. Filix-mas, Swartz, Schrad. Journ., ii., 38; Syn. Fil., 55.

Goode, Can. Nat, ix., 297. Macoun & Burgess, Trans. Roy. Soc.

Can., ii., sect. iv., 204.

Polystichum Filix-mas, Roth, Fl. Germ., iii., 82. Watt, Can. Nat., iv.,363. Nephrodium Filix-mas, Richard, Desv., Mem. Soc. Linn, vi., 60. Hook.