A taxonomic revision of Macrolenes (Melastomataceae)

Macrolenes (Melastomataceae: Dissochaeteae), a genus of woody climbers in Malesia, is taxonomically revised.Seventeen species are recognised, of which three are new to science.The genus is characterised by its scrambling habit, a pair of hair cushion domatia on the base of the leaves, axillary inflorescences, and fimbriate connective appendages on the alternipetalous stamens.An identification key, nomenclature, descriptions, typification, geographic distributions and taxonomic notes are provided.The affinities with Dissochaeta, also woody climbers, are discussed.