Redelimitation of Astraea lobata (Euphorbiaceae) and other taxonomic rearrangements in Astraea
Lecanorchis moritae (Orchidaceae, Vanilloideae), a new mycoheterotrophic species from Amami-Oshima Island, Japan, based on morphological and molecular data
A new species of Spigelia L. sect. Graciles (Loganiaceae) from northeastern Brazil
A new species of Mesosetum (Poaceae: Paspaleae: Arthropogoninae) with a winged rachis from Serra da Canastra, Minas Gerais, Brazil
New species of the genus Navicula Bory (Bacillariophyceae, Naviculaceae) from Lake Teletskoye
Harley, R.M., Antar, G.M. & Giulietti, A.M. (2019) Erratum for “Stachytarpheta atkinsiae, A new species of Verbenaceae endemic to the Chapada Diamantina, Bahia, Brazil” Phytotaxa 401 (2): 127–132.