
CATALOGUE OF PLANTS. 133 
LEMANEA, Bory. 
L. fucina, Bory, var. subtilis (Sirdt.), Atk. 
M, Cascade, growing on sloping or perpendicular rocks, in 
falling water or very swift current. 
Division III. LICHENES.+ 
(By Clara E. Cummings.) 
THELOSCHISTES, Norm. 
T. lychneus, Nyl. 
On trees; rare. - BB*. 
PARMELIA, Ach. 
P. perlata (L.), Ach. 
On trees; rathercommon. M*. 
P. Borreri, Turn., var. rudecta, Tuck. 
On trees; common. M* and BB*. 
P. saxatilis (L.), Fries, var. sulcata, Nyl. 
Onrocks. M*. 
P. caperata (L.), Ach. 
On trees; common. M* and B B*. 
P. conspersa (Ehrh.), Ach. 
On rocks; common. B*, Great Blue Hill: —M* and BB*. 
PHYSCIA, DC. 
P. stellaris, L. 
On trees; common. M* and BB*. 
P. tribacia (Ach.), Tuck. 
On trees; common. BB*. 
P. hispida (Schreb., Fries), Tuck. 
On trees; rare. BB*, with fibrils poorly developed. 
+ As but few localities are recorded, most of the letters indicating 
the Reservations where the species have been collected, follow the 
general habitat without comment. 
