Thismia petasiformis (Thismiaceae), a new fairy lantern species from the Brazilian Amazon Forest

Two new Neotropical taxa of Radula Dumort. (Marchantiophyta: Radulaceae) with bordered leaves

Two new species of Meliosma (Sabiaceae) from the premontane and montane forests of the Selva Central of Peru

The forgotten world of subaerial desmids (Zygnematophyceae) in the Atlantic Forest, southeast Brazil

A new species of Abuta (Menispermaceae) from the Brazilian Atlantic Forest

A Taxonomic Revision of the Amazonian Genus Dicorynia (Fabaceae: Dialioideae)

Foliar cuticles of species of Persea subg. Eriodaphne (Lauraceae)

Typifications of ten names related to Senna ser. Interglandulosae (Leguminosae, Caesalpinioideae)

Dioscorea magnibracteata (Dioscoreaceae), a new species from western Ecuador based on the unpublished work of Temple Clayton

A new species and taxonomic notes on Lycianthes series Glanduliferae (Solanaceae) from the Brazilian Amazon