LICHENES EXSICCATI

Prepared, Edited and Published by
G. K. MERRILL
309 Broadway, Rockland, Maine, U. S. A.

24. Lecanora riparia Merl. sp. nov.

On dead wood, near level of water in a tidal stream.

Thomaston, Maine.

G. K. Merrill,

Sept. 6, 1911.

Yale University Herbarium

YU.238425