724 MINNESOTA BOTANICAL STUDIES. 



96. Opegrapha varia (Pers.) Fr. 



On trees, frequent. July 4, 1896, no. 107a; July 9, 1896, no. 

 120. 



Not previously reported from Minnesota. 



97. Graphis scripta (L.) Ach. 



On trees, common. June 28, 1896, no. 50; July 2, 1896, 

 no. 61; July 11. 1896, no. 163. 



98. Arthonia lecideella Nyl. 



On trees, frequent. July 7, 1896, no. 137. 

 Not previously reported from Minnesota. 



99. Arthonia radiata (Pers.) Th. Fr. 



On trees, rare. July 2, 1896, no. 66; July 4, 1896, no. 105; 

 July 11, 1896, no. 168. 



Not previously reported from Minnesota. 



100. Arthonia pnnctiforniis Ach. 



On trees, infrequent. July 7, 1896, no. 113. 

 Not previously reported from Minnesota. 



101. Acolium tigillare (Ach.) DC. 



On old fences, infrequent. July 7, 1896, no. 114. 



102. Endocarpon miniatum (L.) Sch^er. 



On calcareous rocks, infrequent. July 31, 1896, no. 203. 

 Not previously reported from Minnesota. 



103. Endocarpon miniatum (L.) Sch.er. var. complication 



SCHJER. 



On calcareous and granitic rocks, rare. July 14, 1896, no. 

 160; July 14, 1896, no. 161. 

 Not previously reported from Minnesota. 



104. Endocarpon hepaticum Ach. 



On calcareous earth, rare. Specimen lost. 

 Not previously reported from Minnesota. 



105. Endocarpon pusillum Hedw. 



On calcareous rocks, abundant. June 24, 1896. no. 5; June 

 25, 1896, no. 9. 

 Not previously reported from Minnesota. 



106. Endocarpon pusillum Hedw. var. garovaglii Kph. 



On calcareous rocks and Saint Peter sandstone, rare. July 

 18, 1896, no. 215; July 30, 1896, no. 216. 

 Not previously reported from Minnesota. 



