The Lichenologist

Research Article

Pyrenocollema Elegans, A New Marine Lichen

R. Santessona1

a1 The Herbarium, Uppsala University, PO Box 541, S-751 21 Uppsala, Sweden.

Abstract

Pyrenocollema elegans sp. nov., a widespread lichen on the Atlantic coast of Europe and the Pacific coast of North and South America, is distinguished from other members of the genus by a thallus bearing numerous black ridges and warts.

(Accepted April 19 1991)