Marianthus is a genus of flowering plants within the family Pittosporaceae.
The species, which are all endemic to Australia, include:
Marianthus aquilonaris N.Gibson & WegeMarianthus angustifolius Putt.Marianthus bicolor (Putt.) F. Muell. - Painted MarianthusMarianthus bignoniaceus F.Muell. - Orange Bell-climberMarianthus candidus Hügel - White MarianthusMarianthus coelestis Putt.Marianthus coeruleopunctatus Klotzsch - Blue-spotted MarianthusMarianthus cuneatus Müll.Berol.Marianthus drummondianus (Putt.) Benth.Marianthus dryandra L.W.Cayzer & CrispMarianthus erubescens Putt.Marianthus granulatus (Turcz.) Benth.Marianthus microphyllus (Turcz.) Benth.Marianthus mollis (E.M. Benn.) L.W. Cayzer & Crisp - Hairy-fruited BillardieraMarianthus paralius L.W.Cayzer & CrispMarianthus ringens (J. Drumm. ex Harv.) F. Muell.Marianthus sylvaticus L.W.Cayzer & CrispMarianthus tenuis Benth.