Fink : lichens of the northern boundary. 223 



207. Biatora granulosa (Eiirii.) Hoffm. 



On earth and on cedars in swamps, rare. Blueberry island, 

 July 13, 1901, no. 579. Koochiching, July 30, 1901, no. 1006. 



208. Biatora mutabilis (Fee) Tuck. ? 



On trees locally frequent. Warroad, June 25, 1901, no. 164. 

 Not previously reported from Minnesota, and new to the 

 northern states. 



209. Biatora vernalis (L.) Fr. 



Frequent on mossy bases of trees, especially in cedar swamps, 

 but also on higher ground and on dead wood and rocks. 



Beaudette, June 19, 1901, no. 58, June 22, 1901, nos. 120 and 

 and 122 and June 24, 1901, no. 134. Warroad, June 29, 1901, 

 no. 283 and July 4, 1901, no. 361. Emo, July 18, 1901, no. 721 

 and July 19, 1901, nos. 730 and 757. Koochiching, July 26, 

 1901, no. 916 and July 30, 1901, no. 1007. Rainy Lake City, 

 August 2, 1901, no. 1119 and August 3, 1901, no. 1150. 

 Kettle falls, August 9, 1901, no. 1316. Harding, August 16, 

 1901, no. 1513 and August 19, 1901, no. 1604. Tower, 

 August 26, 1901, nos. 1769, 1791 and 1801. 



210. Biatora sanguineoatra Fr. 



On old wood, usually with moss, rare. Koochiching, July 27, 

 1901, no. 962. Rainy Lake City, August 6, 1901, no. 1241 

 and August 8, 1901, no. 1289. Kettle falls, August 9, 1901, 

 no. 1327, August 13, 1901, no. 1434, and August 14, 1901, no. 

 1468. Harding, August 20, 1901, no. 1645. Tower, August 

 28, 1901, no. 1855. 



211. Biatora carnulenta Tuck. 



On old wood, rare. Warroad, June 26, 1901, no. 216. 

 Not previously reported from Minnesota. 



212. Biatora turgidula (Fr.) Nyl. 



On dead and living cedars in swamps, rare. Beaudette, 

 June 19, 1901, no. 66. Warroad, July 1, 1901, no. 286. 

 Koochiching, July 30, 1901, no. 1013. Rainy Lake City, Au- 

 gust 5, 1901, no. 1198. 



213. Biatora leucophaea Flk.? 



On cedars in swamps, rare. Warroad, June 29, 1901, no. 

 276. 



