Two new species of Rigidoporus (Agaricomycetes) from Brazil and new records from the Brazilian Amazonia
Taxonomy, distribution and autecology of Planothidium bagualensis sp. nov. (Bacillariophyta) a common monoraphid species from southern Brazilian rivers
Psilocybe chuxiongensis, a new bluing species from subtropical China
Salvia guaneorum (Labiatae), a new species from the Chicamocha Canyon, Colombia
Haplopteris yakushimensis (Pteridaceae, Vittarioideae), a new species from Yakushima Island, Japan
Three new species of Aulonemia (Poaceae: Bambusoideae) from the Brazilian Atlantic rainforest
Hieracium sudetotubulosum (Asteraceae), a new name for the illegitimate H. tubulosum (Tausch) Tausch