Weeding the nettles V: Taxonomic and phylogenetic studies of the eastern Asian species Urtica thunbergiana Sieb. & Zucc. (Urticaceae)
Weeding the nettles VI: Taxonomic and phylogenetic studies of the Southeast Asian Urtica fissa-clade (Urticaceae)
Russula (Russulaceae) in western Himalaya 1: Two new species from subg. Russula
Periconia thailandica (Periconiaceae), a new species from Thailand
Nomenclatural notes and typifications in Campanula versicolor (Campanulaceae) and related names
A new species of Cyperus (Cyperaceae) from Brazil
Cremospermopsis galaxias (Gesneriaceae), a new species from northwestern Colombia
A clandestine in the flora of Brazil: Commelina clandestina (Commelinaceae)
Validation of Impatiens trigonopteris (Balsaminaceae)
Validating the lectotypification of Myrtus silvestris Vellozo, the basionym of Plinia silvestris (Myrtaceae)
Erratum: SO, J.H. & Lee, N.S. (2017) The Origin of New Natural hybrid, Goodyera × maximo-velutina (Orchidaceae) from Jeju Island, Korea. Phytotaxa 317 (1): 61–68.