216. Evernia prunastri (L.) Ach. E. Galway on dead twigs of Ahies halsamea 
and dead spruces (Burt); marshes at Glen Lake on Picea mariana; 
old hemlock board fence at Vaughns; Rich's swamp near Shushan 
on Picea mariana. 
217. Letharia thamnodes (Plot.) Arn. Southern W. Fort Ann on dead Pinus 
Strobus; E, Lake George marsh; marshes at Glen Lake on Larix 
laricina, but little found on Picea ?nariana; Vaughns on Juniperus 
communis v. depressa and Rhus typhina. Several collections deter- 
mined by Mr. Merrill. (Everma thamnodes Plot.). 
218. Alectoria chalybeiformis (L.) S. F. Gray. Old board and rail fences of 
coniferous wood; vicinity of Tripoli and at Vaughns. Marshes at 
Glen Lake on Larix laricina and Picea mariana; determined by 
by Mr. Merrill. Peaked Rock on Gyrophora Dillenii. 
219. Alectoria jubafa (L.) Ach, Cxrowing on coniferous wood and often associated 
with the preceding species at Glen Lake and near Tripoli, E. Lake 
George marsh on Picea mariana; determined by Mr. Merrill. 
220. Ramalina calicaris (L.) Pr. E. Galway on maple bark (Burt), reported 
in The Bryologist 17: 19. March, 19 14. Ballston (Peck); southern 
W. Port Ann on Populus tremuloides and Ulmus americana, deter- 
mined by Mr. Merrill; Vaughns on Salix nigra. (Includes Ramalina 
calicaris canaliculata Pr.). 
221. Ramalina calicaris subampliata Nyl. On trunks of Juglans cinerea, Pond 
Brook west of W. Port Ann P. O., Dec. 13, 1914; N. Beaver Creek 
at Vaughns, on Salix nigra and Ulmus americana, March 6 & Apr. 7, 
19 14; determined by Mr. Merrill. 
222. Ramalina calicaris subfastigiata Nyl, West of Tripoli in Ostrya virginiana, 
Apr. 12, 1916, and Sassafras variifolium, Nov. 7, 1915; Vaughns on 
Rhus typhina, Nov. 15, 1914; determined by Mr. Merrill. 
223. Ramalina farinacea (L.) Ach. Dresden (Peck); Shushan on Juglans cinerea, 
Apr. 30, 1906 (Dobbin); rocks at old dam site west of W. Port Ann 
P. O., May 31, 1914; cliff near summit of Peaked Mt., May 26, 
1918; Vaughns on Ulmus americana, Dec. 6, 1914, determined by 
Mr. Merrill; Crescent on rocks, May 30, 1906; Peaked Rock, May 19, 
1906. This species is usually found on rocks. 
224. Ramalina fastigiata (Pers.) Ach. E. Galway (Burt), reported in The 
Bryologist 17: 6. Jan. 19 14; Shushan on Juglans cinerea, Apr. 30, 
1906 (Dobbin); west of Tripoli on Carya ovata, Apr. 3, 1910 
225. Usnea florida (L.) Weber. Swamp north of Glen Lake on Picea mariana, 
Aug. 22, 1906; Rich's swamp near Shushan (Dobbin), Apr. 5, 1917. 
(Includes Usnea barbata (L.) Weber, in sense of Tuckerman). 
226. Usnea florida rubiginea Mx. Associated with the species. 
227. Usnea hirta (L.) Hoffm. Dead trees at E. Galway (Burt); old board fences 
at Shushan, May 7, 1906 (Dobbin); old hemlock board fence at 
X'aughns, July 6, 1907. 
