A Taxonomic revision of Pseudodissochaeta (Melastomataceae, Dissochaeteae)

Morphological investigation and description of two new Gomphonema Ehrenberg (Bacillariophyta) species from India and Vietnam with biogeographical comments

Taxonomy, valve ultrastructure, nomenclature and a comparison of two species of Bacillariales from freshwaters of Puerto Rico

Two new and threatened Eugenia (Myrtaceae) species from the Atlantic Forest of Espírito Santo, Brazil

Arisaema liemiana (Araceae: Arisaemateae), a new species from southern Central of Vietnam

Rhynchosia ngwenyii (Phaseoleae, Fabaceae), a new species of Rhynchosia from South Africa

Dorstenia arachniformis (Moraceae), a new species from Combretum wooded grasslands in Makueni County, Kenya

Nomenclature of the partial infrageneric classification proposed for Kalanchoe (Crassulaceae subfam. Kalanchooideae) by René C.J.E. Maire in 1976