LICHENS 139 



gell (Coville and Kearney, 402^) . Collected by Dr. Bean, no locality 

 being given. 



All sterile. The specimen collected by Mr. Evans is on the bark of 

 spruce and is intermixed with Usnea longissitna^ Parmelia physodes^ 

 and Cetraria glauca. 



196. Alectoria jubata bicolor (Ehrh.) Tuck. 



Lichen bicolorY.nYM.PC&.-^, Beytr. 3: 82. 1788. 



Alectoria jubata bicolor TvcKK^MXti, Syn. N. A. L. i: 44. 1882. — Sowerby, 

 Eng. Bot. t. J853. 



Broughton Strait (Tr«lease, 1 184^ in part) ; Sitka (Trelease, 1 132) ; 

 Yakutat (Trelease, 1181). New^ to Alaska. 



The specimen from Yakutat is dwarfed and poorly developed, and 

 shows fragments of Mnium and Dicranum. The specimen from 

 Broughton Strait is mixed with fragments of Usnea longissima. 



197. Alectoria jubata chalybeiformis (L.) Ach. 



Lichen chaly be if ortnis Ia-h-hjevs, Sp. PI. 2: 1 155. 1753. 



Alectoria jubata chalybeiformis AcnxKivs, L. U. 593. 18 10. — Fl. Dan. /. 262. 



Alaska (Funston, 13); Sitka (Trelease, iiSo). The only other 

 recorded Alaska locality is St. Paul Island, J. M. Macoun, collector. 



This variety occurs in a dwarfed form on the earth in alpine regions, 

 elongated and pendulous on trees farther south. 



198. Alectoria divergens (Ach.) Nyl. 



Cornicularia divergens AcnxKivs, Meth. Lich. 305. /. 6. f. I. 1803. 

 Alectoria diverg^ens NvhAT^DKR, Syn. i: 278. i860. 



Kadiak (Trelease, 11 94^ in part, 1208 in part); St. Michael 

 (Turner, 838 ; Setchell) ; Agattu Island (Townsend, 78) ; Hall Is- 

 land (Trelease, 1209 in part); St. Matthew Island (Trelease, no 

 number) ; Port Clarence (Trelease, 1 1 1 2 in part) ; Cape Nome (Set- 

 chell) ; Seward Peninsula (Collier). Reported by Nylander from 

 Port Clarence and St. Lawrence Island, by Rothrock as occurring in 

 various localities, by Farlow as having been collected at Point Barrow, 

 by Tuckerman as having been collected by Wright on the islands of 

 Bering Strait. Macoun collected it on St. Paul Island, under synonym 

 Comicularia divergens Ach. ; Hooker and Arnott report its occur- 

 rence at Kotzebue Sound ; Babington credits it to Norton Sound and 

 Kotzebue Sound as Evernia divergens Fries. It has also been col- 

 lected on Seward Peninsula by Arthur J. Collier. 



Mixed with these specimens are fragments of Cetraria islandica 

 and C. cucullata^ Parmelia saxatilis^ Cladonia rangiferina^ and vari- 



