An unorthodox, new endemic species in New Caledonian Marsdenia (Apocynaceae, Asclepiadoideae, Marsdenieae)

An outstanding new species of Senna (Fabaceae: Caesalpinioideae) from southern Puebla, Mexico

Lecanorchis moritae (Orchidaceae, Vanilloideae), a new mycoheterotrophic species from Amami-Oshima Island, Japan, based on morphological and molecular data

Elatostema rigidiusculum (Urticaceae), a new species endemic to Sri Lanka

Newly Recorded Species of Diatoms in the Source of Han and Nakdong Rivers, South Korea

Naucleopsis tubulata (Moraceae), a new overlooked species from the Brazilian Amazon, and the re-establishment of Naucleopsis insculptula

Prangos aricakensis (Apiaceae), a new species from eastern Turkey

Redescription of Chusquea perligulata (Poaceae: Bambusoideae: Bambuseae: Chusqueinae) and description of a similar but new species of Chusquea from Ecuador

Two new genera and species of Linderniaceae (Lamiales) from inselbergs in northeastern Brazil: morphological and karyological evidence

Taxonomic novelties in Clusia (Clusiaceae) from Venezuela