262 FLORA OF MOUNT DESERT. 



LECANORA, Ach. 



* L. rubina (Vill.), Ach. 

 On rocks. (Eckfeldt.) 



L. muralis (Schreb.), Schaer. 

 On rocks, (Eckfeldt, Wilson.) 



L. pallida (Schreb.), Schaer. 



On trees. (Eckfeldt) ; Seal Harbor (Wilson). 



* Var. cancriformis, Tuck. 

 On tree trunks. (Eckfeldt.) 



Var. angulosa, Hoffm. 



On trees. Seal Harbor (Wilson). 



* L. sordida (Pers.), Th. Fries. 

 On rocks. (Eckfeldt.) 



L. subfusca (L.), Ach. 



On rocks and wood. (Eckfeldt, Wilson, Kedfield.) 



* Var. allophana, Ach. 

 (Eckfeldt.) 



* Var. distans, Ach. 

 (Eckfeldt.) 



* L. Hageni, Ach. 



On old rails and houses. (Eckfeldt.) 



L. varia (Ehrh.), ISTyl. 



On bark, stones, etc. (Eckfeldt) ; Seal Harbor (Wilson). 

 Var. polytropa, Nyl. 



On- wood. Jordan Pond (Wilson). 



* Var. saepincola, Fries. 



On dead wood. (Eckfeldt. ) 



* L. ventosa (L.), Ach. 

 On rocks. (Eckfeldt.) 



