Sterile sorediate crust

HERBARIUM OF
THE NEW YORK BOTANICAL GARDEN
LICHENS OF NORTH CAROLINA
sterile, "isidiate" - perlatolic acid?
HAYWOOD/TRANSYLVANIA COUNTY: Devil's Courthouse,
Blue Ridge Parkway mile 422.4, 5462-5700 ft.,
spruce-fir forest and rock outcrop. 8 June 1981.
On moss.	new york botanical garden
COLLECTED BY R- C. Harris 13592
04680978
perlatolic acid ?
Determined by R. c. Harris
Eastman Thin Layer Chromagram Sheet 13181, n. 143-10
Toluene-dioxane-glacial acetic acid (90:25:4)
04680978