Holostylon

Holostylon Robyns & Lebrun = Plectranthus
synonymous genus Labiatae Nepetoideae Ocimeae Plectranthinae

FWO

Ann. Soc. Sci. Bruxelles 49: 103 (1929)
[Annales de la Société Scientifique de Bruxelles, Serie B]

Illustrations originally published under Holostylon Robyns & Lebrun :