Miscellaneous information

Biotropica is the name of a journal issued by the Association for Tropical Biology Inc. It is distributed free to members of the Association and will replace the hitherto issued Bulletin of the Association. It will be issued semiannually. Pending sufficient author and subscriber interest it may become a quarterly publication. Editor: Dr. W.L. Stern, University of Maryland, Department of Botany, College Park, Maryland 20740, U.S.A. Bradea is a new journal issued by the Herbarium Bradeanum at Rio de Janeiro. Both numbers 1 and 2 contain 2 articles by A.C. Brade, dealing with ferns of the neotropics. The publication will not have regular periodicity; volumes will be bound after having reached c. 500 pages.