700 MINNESOTA BOTANICAL STUDIES. 



51. Cladonia fnrcata (Huds.) Fr. var. pungens Fr. 



On earth among rocks. Main land, Huggins landing, 

 July, 1894, no. 1597. 



Apparently a rare form in America. 

 Not previously reported from Minnesota. 



52. Cladonia rangiferina (L.) Hoffm. 



On earth among rocks. Sweetheart island, June, 1894, 

 no. 351. Hill near Rat Portage, July, 1894, no. 920. Is- 

 land north of Hay island, July, 1894, no. 1961. Big 

 island, July. 1894, nos. 2156 and 2157. Small island south 

 of Little Oak island, July, 1894, nos. 1725 and 1727. Lit- 

 tle Oak island, July, 1894, no. 2106. Massacre island. 

 July, 1894, nos. 2568 and 2601. Island near Northwest 

 angle, July, 1894, nos. 3222. 3286 and 3289. Elmer point, 

 Aug., 1894, no. 2805. American islands, July, 1896, 

 no. 37. 



53. Cladonia rangiferina (L.) Hoffm. var. alpestris L. 



On earth among rocks. Sweetheart island, July, 1894, 

 no. 350. Small island south of Little Oak island, July, 

 1894, nos. 1725a and 1729a. Little Oak island. July, 1894, 

 no. 2107. Massacre island, July, 1894, no. 2600. Elmer 

 point, Aug., 1894, no. 2804. Island near Northwest an- 

 gle, Aug.. 1894, no. 3223. Flag island, Aug., 1894, no. 

 2898. American islands, July, 1896, no. 35. 



Not previously reported from Minnesota. 



54. Cladonia nncialis (L.) Fr. 



On earth among rocks. Island north of Hay island. 

 July. 1894, no. 1962. Little Oak island, July, 1894, no. 

 2111. Massacre island, July, 1894, no. 2599. Big island, 

 July, 1894, no. 2155. Flag island, Aug., 1894, no. 2897. 

 American islands, July, 1896, nos. 34 and 36. 



Not previously reported from Minnesota, 



55. Cladonia eornucopioides (L.) Fr. 



On earth among rocks. Main land, Huggins landing, 

 July, 1894, no. 1599. 



Not previously reported from Minnesota. 



56. Cladonia maeilenta (Ehrh.) Hoffm. 



On dead wood. American islands, July 1896, no. 46. 

 Not previously reported from Minnesota. 



