LICHENES EXSICCATI

Second Series, distribution begun January, 1925.
First series published 1909-1914.

G. K. MERRILL, Rockland, Maine, U. S. A.

145 Lecanora (Placodium) saxicola (Poll.) Ach.
on Calareous rocks.
Kulm, North Dakota. J. F. Brenckle, 1911

Yale University Herbarium

YU.238457