Validation of Dracula trignopetala (Orchidaceae: Pleurothallidinae) with an English diagnosis and description
Phylogeny of the Henriquezieae-Posoquerieae-Sipaneeae, a Guayanan-centered clade of Rubiaceae: implications for morphological evolution
Two new species of Navicula (Bacillariophyta, Naviculales) from the Cascade Mountains of the American Northwest
Miconia solearis, a new combination to replace the illegitimate Miconia magnifolia (Melastomataceae: Miconieae) in Tropical America
The correct gender of Schinus (Anacardiaceae)
Some nomenclatural adjustments and typifications for almond species in the genus Prunus sensu lato (Rosaceae)
Tidying up the mess: lectotype selections, synonyms, a new status and a new species in Syngonanthus sect. Carphocephalus (Eriocaulaceae)
A type study and emended description of Haslea wawrikae (Bacillariophyta)