Fink; lichens of the northern boundary. 197 



31. Parmelia saxatilis (L.) Fr. var. panniformis Acn. 



On rocks, infrequent. Blueberry island, Jul}' 13, 1901, no. 

 567. Rainy Lake City, August 7, 1901, no. 1252. Kettle 

 falls, August 9, 1901, no. 1332. Harding, August 19, 1901, 

 no. 1597 and no. 1607. 



32. Parmelia physodes (L.) Ach. 



On trees and rocks, common on trees in swamps. Beaudette, 

 June 18, 1901, no. 6 and no. 28. Warroad, June 28, 1901, no. 

 246. Koochiching, July 27, 1901, no. 965 and July 31, 1901, 

 no. 1050. Rainy Lake City, August 1, 1901, no. 1099 and 

 August 7, 1901, no. 1267. Kettle falls, August 9, 1901, no. 

 1351 and August 12, 1901, no. 1402. Harding, August 17, 

 1901, no. 1553. Tower, August 24, 1901, no. 1720. 



33. Parmelia olivacea (L.) Ach. 



On trees, common. Beaudette, June 19, 1901, no. 56. War- 

 road, June 25, 1901, no. 147. Oak island, July 9, 1901, no. 

 464 and July 10, 1901, no. 492. Emo, July 18, 1901, no. 684. 

 Koochiching, July 25, 1901, no. 889. Rainy Lake City, 

 August 3, 1901, no. 1167. Harding, August 20, 1901, no. 

 1623. Tower, August 23, 1901, no. 1688. 



34. Parmelia olivacea (L.) Ach. var. prolixa Ach. 



On rocks, infrequent. Blueberry island, July 13, 1901, nos. 

 575 and 588. Rainy Lake City, August 8, 1901, nos. 1206 

 and 1281. Kettle falls, August 9, 1901, no. 1337. Tower, 

 August 28, 1901, no. 1859. 



35. Parmelia conspurcata (Schaer.) Wainio. 



Frequent on trees and rarely on rocks. Beaudette, June 21, 

 1901, nos. 92 and 95. Warroad, June 25, 1901, no. 162 and 

 June 26, 1901, no. 183. Oak island, July 11, 1901, no. 519. 

 Emo, July 17, 1901, no. 667. Koochiching, July 31, 1901, 

 no. 1029. Rainy Lake City, August 30, 1901, no. 1162. 

 Tower, August 24, 1901, no. 1735. 



36. Parmelia caperata (L.) Ach. 



On trees and rocks, frequent, more common on trees in 

 swamps. Beaudette, June 18, 1901, no. 18 and June 19, 1901, 

 no. 50. Warroad, June 26, 1901, no. 182, June 28, 1901, no. 

 239 and July 4, 1901, no. 356. Oak island, Jul) 7 n, 1901, no. 

 524. Emo, July 17, 1901, no. 646 and July 20, 1901, no. 769. 

 Koochiching, July 27, 1901, no. 943 and July 31, 1901, no. 

 1059. Harding, August 16, 1901, no. 15 10. Tower, August 

 24, 1901, no. 1718. 



