Thottea aroangensis, a new species of Aristolochiaceae from central Vietnam
Three new species of Polyalthia (Annonaceae) from Thailand and Laos
Two new species and a new record of the genus Polyalthia (Annonaceae) from Peninsular Thailand
Typification of the names Asarum chungbuensis and A. maculatum (Aristolochiaceae)
A new endemic species of Mollinedia (Mollinedieae, Monimiaceae) from the southern limit of the Atlantic coastal moist forest
Actinodaphne lanceolata (Lauraceae), an overlooked and misinterpreted name, replaces A. hookeri, and the consequent typification of five names
Piper (Piperaceae) in eastern Northeast Brazil