LICHENES BOREALI-AMERICANI.

Second edition of Decades of N. Am. Lichens.

PREPARED BY

CLARA E. CUMMINGS, THOS. A. WILLIAMS AND A. B. SEYMOUR.

140. Lecanora privigna, (Ach.) Nyl.,
var. pruinosa, (Sm.) Tuckerman.
*On rocks.*

Chester, So. Carolina, Oct. 24, 1893.

Coll. Prof. H. A. Green.

=N. A. L. 72.

Yale University Herbarium

YU-238144