Alectoria and allied genera in North America
By: Irwin M. Brodo and David L. Hawksworth.
Contributors: Hawksworth, D. L.
Series: Opera botanica -- 42; Publications in botany ; no. 6
Publisher: Swedish Natural Science Research Council, Editorial Service
Published: 1977
Place of publication: Stockholm
Language: eng
Number of pages: 164
Subjects: Lichens -- North America.
Notes: Photo reprint.

Includes index.

Bibliography: p. [157]-161.