Stereocaulon

LICHENS,
GoHeoted by Carolyn W. Harris.
In vicinity of Chilson Lake, Essex C&* N, T.
Altitude 1200 ft.
'dDnrU
Det.-^ry^
The New York Botanical Garden
Stereocaulon sp,
numerous cephalodia & apothecia
Det. Richard C. Harris 1984
04513701
"§l^Uv\ li Uzc ~
atranorin
lobaric acid
Determined by R. C. Harris
Eastman Thin Layer Chromagram Sheet 13181, n. 75-5
Toluene-dioxane-glacial acetic acid (90:25:4)