FERNS AND FERN ALLIES 387 



Near Port Clarence (Walpole, 1454) ; Cape Nome; Bering Strait; 

 Kobuk River (Mendenhall in 1901). 



40. Woodsia ilvensis (L.) R. Brown. 



FLETT, Fern Bull. 9 : 33. MAXON, 639 ; List 643. MUIR, 49. 

 Woodsia hyperborea rufidula MILDE, Fil. 165. 



Sitka ; Unalaska ; St. Michael ; Cape Nome ; Alatna River (Menden- 

 hall in 1901 a linear-lanceolate form). 



41. Woodsia obtusa (Spreng.) Torrey. 



CLUTE, 97. MAXON, List 643. 

 Physematium obtusum KURTZ, 428. 



Portage Bay, in the Chilcat region. Specimens marked "Ameri- 

 can arctic flora" also in Hb. Field Columbian Museum, 15451-2. 



42. Woodsia scopulina D. C. Eaton. 

 KURTZ, 428. MAXON, List 643. 



Chilcat region. 



43. Blechnum spicant (L.) Smith. 



CAMPBELL, 399. CHRIST, 180. LEDEBOUR, 4: 523. MILDE, Fil. 47. 



MOORE, Index 205. ROTHROCK, 460. TURNER, 82. 

 Blechnum MERTENS, Linnaea4: 69. HOOK. Bot. Misc. 3: 20. 

 Blechnum spicant crenatum MOORE, Index 205. 

 Blechnum boreale BONGARD, 176. HOOKER, 2 : 263. 

 Struthiopteris spicant MAXON, List 634. 



Observatory Inlet; Cape Fox (Brewer & Coe, 719) ; New Metla- 

 katla (Trelease, 2706); Wrangell (Evans, 12); Sitka (Coville & 

 Kearney, 860; Evermann, 197, 237; Evans, 224, 580; W. G.Wright, 

 1613) ; Hot Springs, Baranof Island (Trelease, 2707) ; Orca (Tre- 

 lease, 2708). 



Professor Underwood's recent studies may cause this to be called 

 Struthiopteris spicant (L.) Scopoli. See Mem. Torr. Bot. Club 

 6 : 282, and Our Native Ferns, 6 ed. 101. 



Family EQUISETACEJE. 



44. Equisetum arvense alpestre Wahlenberg. 

 GILBERT, 8. 



Glacier Bay (Trelease, 2627, 26280;) ; Disenchantment Bay (Tre- 

 lease, 2631) ; Bering Sea : Hall Island (Trelease, 2636) ; St. Matthew 

 Island (Coville & Kearney, 2119). 



45. Equisetum arvense boreale (Bong.) Ruprecht. 



GILBERT, 8. MILDE, Monogr. 221. RUPRECHT, Symb. 87. 



E. arvense BRITTON, 22. BRITTON & BROWN, i : 36. CAMPBELL, 399. 



