1 12 ^ ereccaulon paschale (L.) Fr. Not uncommon on granitic rocks and boul- 
ders in upland regions and undisturbed fields. Specimens have been 
determined by Dr. Eckfeldt. A coralloid lichen growing in circular 
patches. 
113. Stereocaulon paschale conglomeratum Fr. Sugar Loaf Mt., on granitic 
rocks, Nov. 13, 1915; determined by Mr. Merrill. Rocks in woods 
northeast of Thompson's gravel-bed, Nov. 10, 1918. 
114. Stereocaulon tomentosum Fr. Huletts Lg. (Jelliffe); Thurman, on sandy 
ground (Peck); rocks at E. Galway (Burt), reported in Bot. Gaz. 50: 
297. Oct. 1910. 
115. Gyrophoia Dillenii (Tuck.) Miill. Arg. Granitic rocks and talus slopes, 
not uncommcn in elevated regions about Lake George; the towns of 
Dresden and Fort Ann; and at Peaked Rock. {Umhilicaria Dillenii 
Tuck.) 
116. Gyrophora Muhlenbergii Ach. Growing with the preceding species. 
117. Gyrophora vellea (L.) Ach. On cliff west of Cold Spring, near water's edge. 
foot of Diameter Precipice, South Bay, Aug. 21, 1906; reported in Am. 
Bot. 11: 114. Jan. 1907. 
Il8„ Umbtlicaria pennsylvamca Hoffm. Rocks. Huletts Lg. (Jelliffe). 
119. Umbilicaria pustulata papulosa (Ach.) Tuck. Not uncommon and usually 
associated with Gyrophora Dillemi. 
120. Maronea constans (Nyl.) Th. Fr. Rich's swamp near Shushan on Acer ruhrum, 
Aprl 13, 1907; determined by Dr. Fink and reported in N. Y. State 
Mus. Bull. 122: 13. 1908, also in Mycol. 11: 306. Nov. 1919. 
{Rinodina constans (Nyl.) Tuck.). 
121. Acarospora Clavus (DC.) Burnh., n. comb. On calcareous rocks, east of 
Tripoli, Apr. 12, 1914, and at Vaughns, Apr. 7 & ii, 1915. Determined 
by Mr. Merrill, who says he was the first to collect it in this country: 
and that his specimens and these are without apothecia. {Lecidea 
eiicarpa Nyl.). 
l:>2. Acarospora fuscata (Schrad.) [Arn. On granitic rocks. Peaked Rock, 
Jme 15, 1907 (Dobbin); aetermined by Dr. Fink. 
123. Acarospora Xanthophama (Nyl.) Fink. The form dealhata (Tuck.) Hasse 
on calcareous rocks at Vaughns, Aug. 23, 1906; determined by Dr. Fink. 
Northwest Hartford, Aug. 24, 1906. 
124. Thyrea pulvmata (Schaer.) Mass. R. C. Burnham's stone wall, on calcar- 
eous rock, Aug. 25, 19 12; determined by Mr. Merrill, who says "in- 
fertile but looks like an Omphalaria, perhaps pulvinata (Schaer.) 
Nyl." It is similar to specimens in the N. Y. State Herbarium called 
this species. 
125. Collema crispum Ach. Limestone ledge west of Vaughns schoolhouse on 
mosses, Apr. 21, 1912: determined by Mr. Merrill and reported in N. 
Y. State Mus. Bull. 167: 24. 19 13. (C. crispum (Huds.) Hoffm.) 
126. Collema nigrescens (Huds.) Ach. On trunks. Bolton Lg. (Peck). 
