Home › Authors › W. H. A. Hekking 👤 W. H. A. Hekking 3 books Books by W. H. A. Hekking A Catalogue of the bryophytes A Catalogue of the bryophytes of the Guianas 1989 Violaceae Violaceae 1988 Violaceae-Part I. Rinorea and Rinoreocarpus (Flora Neotropica Monograph No. 46) 1988