202 MINNESOTA BOTANICAL STUDIES. 



no. 299. Emo, July 17, 1901, no. 669 and Jul}- 19, 1901, no. 

 754. Koochiching, July 31, 1901, no. 1028. Rainy Lake 

 City, August 1, 1901, no. 1074, August 2, 1901, no. 1123 and 

 August 7, 1901, nos. 1205 and 1274. Kettle falls, August 9, 

 1901, no. 1336, August 13, 1901, no. 1361 and August 12, 

 1901, nos. 1383 and 1387. Harding, August 17, 1901, no. 

 1549. Tower, August 23, 1901, no. 1699 and August 26, 1901, 

 no. 1800. 



64. Nephroma laevigatum Ach. 



Common on rocks at first locality and less frequent on cedars in 

 swamps at the other three. Beaudette, June 20, 1901, no. 69. 

 Oak island, July 8, 1901, no. 402. Koochiching, July 29, 

 1901, no. 1000. Rainy Lake City, August 3, 1901, no. 1138 

 and August 5, 1901, no. 1221. 



65. Nephroma laevigatum Ach. var. parile Nyl. 



On rocks, rare. Kettle falls, August 10, 1901, no. 1361. 



66. Peltigera aphthosa (L.) Hoffm. 



On earth, especially in cedar swamps, frequent. Beaudette, 

 June 18, 1901, no. 17. Warroad, June 28, 1901, no. 226 and 

 July 4, 1901, no. 356. Oak island, July 8, 1901, no. 424. 

 Emo, July 19, 1901, no. 736 and July 23, 1901, no. 849. 

 Koochiching, July 27, 1901, No. 947. Rainy Lake City, Au- 

 gust 5, 1901, nos. 1213 and 1214. Kettle falls, August 10, 

 1901, no. 1356 and 1357 and August 12, 1901, no. 1390. 

 Harding, August 17, 1901, no. 1544. Tower, August 27, 1901, 

 no. 1835. 



67. Peltigera horizontalis (L.) Hoffm. 



On earth, usually in swamps, frequent. Beaudette, June 18, 

 1901, no. 1. Warroad, July 1, 1901, no. 313 and July 5, 1901, 

 no - 373- Oak island, July 8, 1901, no. 425. Emo, July 19, 

 1901, no. 738. Koochiching, July 27, 1901, no. 929. Rainy 

 Lake City, August 5, 1901, no. 1224. Kettle falls, August 10, 

 1901, no. 1377. Harding, August 19, 1901, no. 1584. Tower, 

 August 28, 1901, no. 1853. 



68. Peltigera polydactyla (Neck.) Hoffm. 



On earth, in swamps, rare. Warroad, July 1, 1901, nos. 314 

 and 316. Koochiching, July 27, 1901, no. 956. Tower, Au- 

 gust 27, 1901, no. 1832. 



69. Peltigera malacea (Ach.) Fr. 



On earth, over rocks, rare. Warroad, July 4, 1901, no. 336. 



