Prodromus of a fern flora for Bolivia. XXVII. Pteridaceae

Prodromus of a fern flora for Bolivia. XXVI. Dennstaedtiaceae

The taxonomic revision of Asian Aristolochia (Aristolochiaceae) III: Two new taxa of Aristolochia and morphological revision for the flower character of A. obliqua from Yunnan, China

First report of Limacella from Bangladesh, with a new species description

Prodromus of a fern flora for Bolivia. XXIII. Saccolomataceae

Prodromus of a fern flora for Bolivia. XXV. Lindsaeaceae

Prodromus of a fern flora for Bolivia. XXIV. Lonchitidaceae

Lippia ganevii (Verbenaceae), a new combination for Lantana hatschbachii Moldenke, now validly published

Salix alexeii, a new name for the extant Salix elongata L.He & Z.X.Zhang (Salicaceae)