FERNS AND FERN ALLIES 385 



656) ; Nagai (Townsend in 1893) ; ? Unalaska (Harrington in 

 1 87 1-2, as Aspidium fragrans) ; Afognak; Attn; Golofnin Bay; 

 Cape Nome; Nushagak; Kotzebue Sound; Oogluk Bay (Walpole, 

 1733 — toward the following form) ; Bering Sea: St. George Island; 

 St. Paul Island. 



A thicker-leaved, more compact small form, typically deltoid-ovate, 

 the forma nana^ which is very near the so-called variety dumetorum, 

 also occurs abundantly, as follows : Cape Fox (Cole) ; Douglas 

 Island (Trelease, 2737) ; Juneau (Brewer & Coe, 715) ; Sitka (Tre- 

 lease, 2741); Kadiak (Coville & Kearney, 2243; Trelease, 2743); 

 Cook Inlet to Tanana River (Glenn in 1899) ; Nagai (Harrington in 

 1872); Bering Sea: St. George Island (Evermann, 96); St. Paul 

 Island (Townsend in 1893; True & Prentiss, 45; Townsend, June 

 24, 1893 — growing into the larger form). 



Dryopteris spinulosa intermedia (Willd.) Underwood. 



Brixton, 16. — Britton & Brown, i : 18. — Maxon, List 640. 

 Aspidium spinulosum intertnedium Cooley, 246. 

 Nephrodium spinulosum intermedium Gilbert, 17. 



Wrangell. 

 Dryopteris boottii (Tuckerm.) Underwood. 

 Aspidium boottii Clute, 143. — Cooley, 246. 



Loring. 



This and the preceding probably refer rather to D. dilatata^ the in- 

 dusial characters and form of which are found in all of the speci- 

 mens I have been able to examine, though I have not seen Miss 

 Cooley 's material. 



35. Dryopteris filix-mas (L.) Schott. 



Britton, 16. — Britton & Brown, i : 171. — ^J. M. Macoun, 575. — Maxon, 

 List 639. 



St. George Island, Bering Sea. 



36. Cystopteris bulbifera (L.) Bernhardi. 



Clute, 214. — Kurtz, 428. 

 Filix bulbifera Maxon, List 642. 



Pyramid Harbor. 



37. Cystopteris fragilis (L.) Bernhardi. 



Britton & Brown, i : 13. — Cooley, 182, 246. — Coville & Funston, 350. — 

 Davenport, 607. — Flett, Fern Bull. 9 : 32, 33. — Hooker & Arnott, 

 132. — Kurtz, 428. — Ledebour, 4: 516. — Lyell, 126. — ^J. M. Macoun, 

 575. — Moore, Index 280. — Muir, 51. — Ostenfeld, 7. — Rothrock, 

 460. — RuPRECHT, Symb. 108. — Turner, 82. 



