LICHENES. 235 



C. glauca, Ach. Trunks, stones, etc. 



C sepincola, Ach. Mansfield Mountain. 



C. Fahlunensis, Schffir. Mansfield Mountain. 



C. lacunosa, Ach. Trees, rails, etc. 



C. aurescens, Tuck. Trunks and branches of Coniferse. 



C. Oakesiana, Tuck. Trees in forests. 



C. juniperiana, — var. virescens, Tuck. Mansfield Mt. 



C. pinastri, Sommerf. Mansfield Mountain. 



C. ciliaris, Ach. Trees ; common. 



Evernia prunastri, Ach. Trees. 



E. furfuracea, Mann. ; trunks, fertile. — var. cladonia, 



Tuck. ; trunks, fertile. 

 Usnea barbata, Fr. ; mostly on trees. — a. florida, Fr. ; 

 mostly on trees. — b. strigosa, Ach. ; mostly on trees. — 

 c. rubiginea, Miclix. ; mostly on trees. — d. hirta, Fr. ; 

 rails. — e. dasypoga, Fr. ; trees. 

 Alectoria jubata ; rails, infertile. — var. chalybeiformis, 

 Ach. ; rails, common. — var. implexa, Fr. ; trees in 

 mountain w^oods. 

 Theloschistes chrysophthalmus. Norm. Trees. 

 T. parietinus, Norm.; trunks and rocks. — var. . polycar- 

 pus, Fr. ; trunks and rocks. — var. lychneus, Nyl. ; 

 trunks and rocks. 

 T. concolor, (Dick.) Tuck. Trees. 

 Farmelia perforata, Ach. ; trunks. — var. crinita. Tuck. ; 



trunks. 

 P. perlata, Ach. ; rocks and trees. — var. olivetorum ; 



rocks and trees. 

 P. tiliacea, Ach. Trunks and rails. 

 P. Borreri, \ar. rudecta. Tuck. Trunks. 

 P. saxatilis, Ach. Rocks and stones. 

 P. laevigata, Ach. Trunks. 

 P. pertusa, Schser. Rocks. 



P. physodes, Ach. ; dead wood and rocks. — var. entcro- 

 morpha. Tuck. ; dead wood and rocks. 



