—77— 
228. Usnea plicata (L.) Weber. Hills north of E. Galway (Burt); Podunk 
Pond marsh on Picea mariana, Oct. 17, 1899, determined by Dr. 
Eckfeldt. 
229. Usnea trichodea Ach. Dead branches of Picea mariana, Mud Pond marsh 
south of Glen Lake, Aug. 23, 1907. 
230. Blastenia ferruginea (Huds.) Arn. On trunks and rocks. Shushan, May 20, 
1907 (Dobbin); determined by Dr. Fink. (Placodium ferrugineum 
(Huds.) Hepp). 
231. Caloplaca aurantiaca (Lightf.) Th. Fr. Gansevoort (Peck); E. Galway 
(Burt); Shushan (Dobbin); Fort Ann on fences, Apr. 12, 1908; 
east of Tripoli on Ulmus americana, Apr. 10, 19 14, determined by 
Mr. Merrill. 
232. Caloplaca aurantiaca flavovirescens (Wulf.) Burnh., n. comb. Calcareous 
rocks. Bacon hill west of Fort Ann, Apr. 22, 1917; Haynes hill on 
calcareous rocks, Oct. 14, 1914; east of Tripoli schoolhouse on cal- 
careous rocks, Nov. 12, 1914; these collections determined by Mr. 
Merrill. This is a common lichen on rocks and stone walls at Vaughns. 
• {Placodium aurantiacum erythrellum (Ach.) Th. ¥r.\ P. aurantiacum 
flavovirescens (Wulf.) Hepp). 
2S3'Caloplaca cerina (Hedw.) Zahlbr. On bark of Fraxinus nigra at Fort Edward 
(Howe); Shushan on trunks of living trees (Dobbin), determined 
by Dr. Fink. West of Tripoli schoolhouse on Juglans cinerea, Dec. 
5, 19 14; determined by Mr. Merrill. On trunks of Carya ovata, 
south of Vaughns schoolhouse. May 11, 1907. 
234. Caloplaca cerina sideritis (Tuck.) Merrill & Burnh., n. comb. Shushan 
on slate rocks, May 14, 1906 (Dobbin); determined by Dr. Fink. 
{Placodium cerinum sideritis Tuck.). 
235. Caloplaca murora (Hoffm.) Th. Fr. High Rock, Huletts Lg. (Jelliffe) ; 
Lake George, Sept. 1890 (Geo. L. Hawes, Esq.) in Jelliffe 's herbarium. 
236. Caloplaca pyracea (Ach.) Th. Fr. Down S. Beaver creek, east of Vaughns, 
on calcareous rocks, Nov. 15, 1914; calcareous rocks west of Vaughns 
schoolhouse, March 23, 1915; both collections determined by Mr. 
Merrill. 
237. Xanthoria lychnea (Ach.) Th. Fr. Patten's Mills cemetery on Ulmus 
americana, Oct. 5, 1910; determined by Dr. Riddle. Specimen in 
N. Y. State Herbarium. {Teloschistes lychneus (Ach.)Tuck.). 
238. Xanthoria parietina (L.) Th. Fr. On mossy stonewall, north of Vaughns, 
March 13, 19 14; old marble tombstone in Welch Hollow cemetery 
Sept. 7, 1916; both collections determined by Mr. Merrill. 
239. Xanthoria polycarpa (Ehrh.) Oliv. Shushan on Betula lenta (Dobbin); 
northwest Hartford on Juglans cinerea; near Tripoli and at Vaughns, 
Populu's candicans, Populus tremuloides, and Acer; near Wiggins iron 
mine on Populus tremuloides, Nov. 22, 1915, determined by Mr. Merrill. 
