New taxa of Impatiens (Balsaminaceae) from Madagascar IX. Impatiens lutzii, a new species from Montagne d’Ambre National Park

Re-evaluation of the Mandevilla subsessilis species complex and resurrection of M. platydactyla (Apocynaceae: Apocynoideae)

Novelties in Chamaecrista (Fabaceae, Caesalpinioideae) from the Brazilian Cerrado

On the true identity of the plants recently referred to Sedum nevadense (Crassulaceae) in Abruzzo (Italy)

Two new species of Ctenitis (Dryopteridaceae) from South America and taxonomic notes on similar species

Three new endangered species of Trembleya DC. (Melastomataceae: Microlicieae) from Minas Gerais, Brazil

Four new species of orchids (Orchidaceae) in eastern Vietnam

Augustea (Polycarpaeae, Caryophyllaceae), a new genus from South America

New species and new combinations in Micromeria (Lamiaceae) from the Canary Islands and Madeira

Lectotypification and notes on the distribution and conservation status of Erythroxylum lancifolium (Erythroxylaceae), species endemic to the Brazilian Atlantic Forest