Two new species of Trachyandra sect. Liriothamnus (Xanthorrhoeaceae, Asphodeloideae) from the Western and Eastern Cape Provinces of South Africa
Annotated checklist and identification keys of the Acalyphoideae (Euphorbiaceae) of Equatorial Guinea (Annobón, Bioko and Río Muni)
A revision of the fern genus Dryopteris (Dryopteridaceae) in sub-Saharan Africa
The new monotypic genus Bardotia (Orobanchaceae) from Madagascar and remarks on the phylogenetic relationships of the African and Madagascan genera Parastriga, Radamaea, Rhamphicarpa and Sieversandreas
Crotalaria magaliesbergensis, a new name for Crotalaria brachycarpa from South Africa (Leguminosae)