—72— 
LICHENS OF THE LAKE GEORGE REGION 
( Concluded) 
Stewart H. Burnham 
165. Lecanora atrynea (Ach.) Nyl. R. C. Burnham 's pasture on sandstone, west 
of Vaughns schoolhouse, Aug. 6, 1918; determined by Mr. Merrill who 
says, " I feel sure that we must call this Lecanora atrynea. It has the thal- 
lus of Lecanora coilocarpa (Ach.) Nyl., while the apothecia are nearer 
those of L. atrynea. The latter was unknown in American lists until my 
differentiation of the species some years ago." 
166. Lecanora cinerea (L.) Sommf. Shushan on slate rocks, May 14, 1906; Peaked 
Rock, May 19, 1906; both collections determined by Dr. Fink. Haynes 
hill on calcareous rocks, Oct. 14, 1914; Sugar Loaf Mt. on granitic rocks, 
Nov. 13, 191 5; both collections determined by Mr. Merrill. Crescent on 
rocks, May 30, 1906. 
167. Lecanora frustulosa (Dicks.) Ach., Sugar Loaf Mt. on granitic rocks, Nov. 
13) 1915; determined by Mr. Merrill who says, "I collected this in Maine 
and have numerous specimens from the west, but yours is the first to be 
sent me from the east." 
168. Lecanora laevata (Ach.) Nyl. Shushan on rocks, Apr.5, 1907 (Dobbin); 
determined by Dr. Fink. {Lecanora cinerea laevata (Ach.) Tuck.). 
169. Lecanora pallida (Schreb.) Schaer. Shushan on old birch trunks (Dobbin), 
Rich's swamp on maple, and bog north of Clarks Pond. Black Mt. on 
trunks of Ahies halsamea and Pyrus americana, Aug. 19, 1909; determined 
by Dr. Riddle. Kingsbury to Fort Ann on Acer rubrum, Aug. 19, 191 1; 
west of Tripoli schoolhouse on trunks of Juglans cinerea, Dec. 5, 19 14; 
the last two collections decermined by Mr. Merrill. 
170. Lecanora polytropa (Ehrh.) Schaer. Shushan on rocks, Apr. 3, 1907 (Dobbin) 
determined by Dr. Fink. {Lecanora varia polytropa (Ehrh.) Nyl.). 
171. Lecanora rubina (Vill.) Ach. Calcareous rocks at Vaughns, Aug. 23, 1906; 
determined by Dr. Fink, a specimen in N. Y. State Herbarium. North- 
west Hartford and rocks south of Copeland hill. 
172. Lecanora rubina heteromorpha Ach. Peaked Rock on granitic rocks, June 
I5> 1907; determined by Dr. Fink. 
173. Lecanora saxicola (Poll.) Ach. Granitic rocks. Talus, Diameter precipice. 
South Bay, Aug. 21, 1906; Peaked Rock, May 19, 1906. {Lecanora mur- 
alis saxicola (Poll.) Tuck.). 
174. Lecanora subfusca (L.) Ach. On living trunks of trees; abundant. Collec- 
tions have been determined by Dr. Fink, Mr. Merrill, and the late Dr. 
Riddle. 
175. Lecanora subfusca argentata Ach. E. Galway on trunks of Fagus grandi- 
folia (Burt). 
