Dorstenia acangatara (Moraceae), a new and threatened species from Southeastern Brazil
The identity of Calamagrostis emodensis var. breviseta (Poaceae, Agrostidinae)
The fern genus Dryopteris (Dryopteridaceae) in Ascension and Saint Helena islands, Atlantic Ocean
Litsea dorsalicana (Lauraceae): a new species from limestone areas in northern Guangxi, China