Fink: lichens of the northern- boundary. 203 



Blueberry island, Jul)- 15, 1901, no. 625. Emo, July 20,1901, 

 no. 765. Rainy Lake City, August 2, 1901, no. 1122. Kettle 

 falls, August 10, 1901, no. 1363 and August 15, 1901, no. 1482. 

 Tower, August 23, 1901, no. 17 13. 



Not previously reported from Minnesota and new to the 

 Mississippi valley. 



70. Peltigera rufescens (Neck.) Hoffm. 



On earth, rare. Beaudette, June 18, 1901, no. 12. War- 

 road, June 27, 1901, no. 213. Oak island, July 8, 1901, no. 

 422. Emo, July 19, 1901, no. 752. Koochiching, July 27, 

 1901, no. 935. Kettle falls, August 10, 1901, no. 1373 and 

 August 15, 1901, no. i486. 



71. Peltigera canina (L.) Hoffm. 



On earth, common. Beaudette, June 18, 1901, no. 27, War- 

 road, June 27, 1901, no. 177. Oak island, July 9, 1901, no. 

 469. Emo, July 19, 1901, nos. 733, 748 and 750. Koochich- 

 ing, July 27, 1901, no. 941. Rainy Lake City, August 3, 

 1901, no. 1128. Kettle falls, August 10, 1901, no. 1372. 

 Harding, August 17, 1901, no. 1547 and August 21, 1901, no. 

 1665. Tower, August 26, 1901, no. 1844. 



72. Peltigera canina (L.) Hoffm. var. spongiosa Tuck. 



On earth in swamps, rare. Beaudette, June 18, 1901, no. 

 16. Oak island, July 8, 1901, no. 419. Koochiching, July 

 29, 1901, no. 994. Rainy Lake City, August 2, 1901, no. 

 1110. Harding, August 17, 1901, no. 1552. Tower, August 

 29, 1901, no. 1881. 



73. Peltigera canina (L.) Hoffm. var. spuria Ach. 



On earth, infrequent, Beaudette, June 24, 1901, nos. 132 and 

 141. Oak island, July 9, 1901, no. 447 and July 10, 1901-, no. 

 509. Emo, July 19, 1901, no. 751. Koochiching, July 27, 

 1901, no. 946. Rainy Lake City, August 3, 1901, no. 1137- 

 Harding, August 16, 1901, no. 1526. Tower, August 24, 

 1901, no. 1719. 



74. Peltigera canina (L.) Hoffm. var. sorediata Schaer. 



On earth and rocks, infrequent. Warroad, June 26, 1901, 

 no. 196. Emo, July 24, 1901, no. 855. Koochiching, July 

 25, 1 901, no. 868. Rainy Lake City, August 1, 1901, no. 

 1082. Kettle falls, August 10, 1901, no. 1364. 



75. Peltigera canina (L.) Hoffm. var. leucorrhiza Flk. 



On earth in cedar swamps, rare. Oak island, July 8, 1901, 

 no. 418. Mainland, July 16, 1901, no. 627. 



