Author: Frisvoll, A. A.
Title: A taxonomic revision of the Racomitrium heterostichum Group (Bryophyta, Grimmiales) in N. and C. America, N. Africa, Europe and Asia.
Description: Trondheim, Universitetet i Trondheim, 1988. 8vo (24.5 x 17.2 cm). 289 pp.; 70 text figures and maps. Printed softcover. = A well-illustrated monograph. Published as Gunneria 59. Much rarer than the author's work on the Racomitrium canescens group. An excellent, clean, unmarked copy.

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