Title: Biblio RTF Export
Author: Biblio 7.x

N. K. B.  Robson, ?Studies in the genus Hypericum L. (Guttiferae): 1. Infrageneric classification.?, Bull. Brit. Mus. (Nat. Hist.), Bot., vol. 5, pp. 291 - 355 (1977) -   Maps., 1977.