Reassessing taxonomic relationships in the Berkheya clade (Asteraceae, Arctotideae–Gorteriinae): the utility of achene morphology

A revision of the extra-Andean Vivianiaceae

Subtribal relationships in Cymbidieae (Epidendroideae, Orchidaceae) reveal a new subtribe, Dipodiinae, based on plastid and nuclear coding DNA

Commelina catharinensis (Commelinaceae): a narrow endemic and endangered new species from Santa Catarina, southern Brazil

Three new species of Russulaceae from India based on morphology and molecular phylogeny

Polystemma canisferum (Apocynaceae, Asclepiadoideae): a distinctive new gonoloboid milkweed vine from Sonora, Mexico

Aspidistra yizhouensis sp. nov. (Asparagaceae) from limestone areas in Guangxi, China

A new species of Dalea (Fabaceae, Faboideae) from Jalisco, México