Sterile sorediate crust

The New York Botanical Garden
Cryptogams of New York State, U.S.A.
sterile, sorediate crust
fumarprotocetraric acid
on trunk of sugar maple
Putnam County: Town of Patterson, Ice Pond
Conservation Area, E of Ice Pond Road, N of
NY 312, 41°27’18"N, 73°37’12"W, ca. 250 m;
hardwood forest around peak with dwarf, upland
forest.
NEW YORK BOTANICAL GARDEN
22 March 2009
04681004
William R. Buck 54608
fumarprotocetraric acid?
unknown fumar. related
Determined by R. C. Harris, 2009. No. 2024-10
Merck Silica Gel 160 F254 Aluminum Plate
To!ueneidioxane:acetic acid (180:45:15)
04681004