CATALOGUE OF PLANTS. 265 



TRIBE II. LECIDEACEI. 



CLADONIEI. 



STEREOCAULON, Schreb. 



S. coralloides, Fries. 



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



S. paschale (L.), Fries. 



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

 S. tomentosum (Fries), Th. Fries. 



On ground. (Eckfeldt) ; Seal Harbor (Wilson) ; Southwest 

 Harbor (M. L. Fernald). 



* S. condensatum, Hoffm. 



On earth. (Eckfeldt.) 



* S. pileatum, Ach. 



On rocks. (Eckfeldt.) 



PILOPHORUS, Th. Fries. 



* P. cereolus, Ach., var. Fibula, Tuck. 



On rocks. (Eckfeldt.) 



CLADONIA, Hoffm. 

 C. alcicornis (Lightf.), Floerke. 



On the earth. Seal Harbor (Wilson). 

 *C. decorticata, Floerke. 



On the earth. (Eckfeldt.) 

 C. pyxidata (L.), Fries. 



On the earth. (Eckfeldt) ; Seal Harbor (Kedfield). 

 C. fimbriata (L.), Fries. 



On the earth and rotten logs. (Eckfeldt, Wilson.) 

 Var. tubseformis, Fries. 



On rotten logs. Seal Harbor (Redfield). 



