CATALOGUE OP CANADIAN PLANTS. 285 



757. piCKSONIA, L'Her., Sert. Ang., 30. (DICKSONIA.) 



(3028.) D. pilosiuscula, Willd., Eaum. PI. Hort. Berol., 1016. 

 Pui-sh, Fl. Am. Sept., ii., 6Y1. Hook., Fl. BoivAm., ii., 264. 

 Macoun & Burgess, Trans. Eoy. Soc. Can., ii., sect, iv., 222. 



Aspidium punctilobum, Willd., Sp. PI., v., 279. Pursh, Fl. Am. Sept., ii., 



664. 

 Dicksonia punctUobula, Kunze, Sill. Journ. (1848), 87. Gray, Man., 669. 



Provancher, Fl. Can., 720. 

 Nephrodiwm punctilobvlum, Michx., Fl. Bor.-Am., ii., 268. 

 Dennstsedtia punctUobula, Moore, Index Fil., p. xcvii., 307. Lawson, 



Can. Nat., i., 287 ; Fern Fl. Can., 233. 



Found in stony pastures, open woods, and on rocky hillsides, 

 from the Atlantic westward to Georgian Bay. Very common 

 in Nova Scotia. {Ball.) Abundant in N'ew Brunswick. {Fowler.') 

 Very abundant by roadsides at Brackley Point, Prince Edward Island ; 

 common in extreme eastern Quebec ; frequent along the i-oadside 

 between Flinton and the Addington Eoad, Addington Co., and in low, 

 rich woods a little east of Norwood, Peterboro Co., Ont. {Macoun.) 

 L^vis and Sillery, Que. {St. Gyr.) Lennoxville and Waterloo, Que. 

 (Sheppard.) Eichmond and Drummond Co's, Que. (Bothwell.) 

 Montreal, Que. (Maclagan.) Plentiful in Harrington Township and 

 on Hamilton's Farm, Eiver Eouge, Argenteuil Co., Que. (X>' Urban.) 

 Abundant in Stewart's Bush, Ottawa, and at Casselman, Ont. (Fletcher.) 

 Near Prescott, Ont. {Billings.) Near Kingston, Ont. {J. Bell.) 

 Parry Sound, Georgian Bay, Ont. {Logie.) 



758. SCHIZ/EA, Smith, Act. Taur. v., 419. (SCHIZiCA.) 



(3029.) S. pusilla, Pursh, Fl. Am. Sept., ii.,65Y. Hook., Fl. Bor.-Am., 

 ii., 265. Hook. & Baker, Syn. Fil., 428. Lawson, Can. Nat., i., 

 291. Macoun & Burgess, Trans. Eoy. Soc. Can., ii., sect, iv., 222. 



This peculiar, sedge-like, little species is one of the rarest of ferns. 

 Only one station is known in Canada, but it is recorded by De la Pylaie 

 as occurring in a peat bog near St. Pierre, Newfoundland. Found 

 among the rhizomes of Osmunda regalis on the shore of Grand Lake, 

 twenty-three miles from Halifax, N.S., in August, 18*79, by Miss 

 Elizabeth G. Knight (now Mrs. Britton), but not since detected. 



