Two new Platessa (Bacillariophyceae) from Amazonia: Platessa guianensis spec. nov., and P. itoupensis spec. nov.
Butyriboletus hainanensis (Boletaceae, Boletales), a new species from tropical China
Systematics of Ichnanthus hoffmannseggii and allies (Poaceae, Paspaleae) based on molecular and morphological evidence
The genus Lolia from freshwater habitats in Egypt with one new species
Lectotypification of Spiraea yunnanensis Franchet var. siccanea W. W. Smith (Rosaceae)
Pteris sotae (Pteridaceae), a new endemic species for the Argentinean flora
Lectotypifications and taxonomic changes in Brazilian Crotalaria L. (Leguminosae)
