Callochiton cupreus n. sp. is described from Lavanono, southern Madagascar. The new species is compa
Three new species from Angola are described: Vernonia lainzii, Vernonia longibracteata, and Vernonia
Abstract— Dalechampia macrobractea is a new species of Euphorbiaceae described from Tanzania and
Abstract A new Tetradactylus from Udzungwa Mountains is described on the basis