| Image | Name | Distribution |
|---|
| Rhododendron andrineae Danet 2012 | New Guinea |
| Rhododendron asperrimum Sleumer 1963 | New Guinea |
| Rhododendron beyerinckianum Koord. 1912 | New Guinea |
| Rhododendron bryophilum Sleumer 1960 | New Guinea |
| Rhododendron bullifolium Sleumer 1963 | New Guinea |
| Rhododendron caliginis Kores 1984 | New Guinea |
| Rhododendron cravenii Danet 2015 | New Guinea |
| Rhododendron delicatulum Sleumer 1960 | New Guinea. |
| Rhododendron dianthosmum Sleumer 1960 | New Guinea |
| Rhododendron dielsianum Schltr. 1918 | Papua New Guinea |
| Rhododendron evelyneae Danet 2005 | New Guinea |
| Rhododendron extrorsum J.J.Sm. 1936 | New Guinea |
| Rhododendron eymae Sleumer 1960 | Sulawesi |
| Rhododendron gardenia Schltr. 1918 | New Guinea |
| Rhododendron gumineense Craven 2014 | Papua New Guinea |
| Rhododendron haematophthalmum Sleumer 1960 | New Guinea |
| Rhododendron hellwigii Warb. 1892 | Papua New Guinea |
| Rhododendron hooglandii Sleumer 1960 | Papua New Guinea |
| Rhododendron hyacinthosmum Sleumer 1973 | Papua New Guinea |
| Rhododendron kerowagiense Argent 2003 | Papua New Guinea |
 | Rhododendron konori Becc. 1878 | New Guinea |
| Rhododendron leptanthum F.Muell. 1889 | Papua New Guinea |
| Rhododendron meagae Mambrasar & Hutabarat 2018 | New Guinea |
| Rhododendron melantherum Schltr. 1918 | Papua New Guinea |
| Rhododendron neobritannicum Sleumer 1973 | Bismarck Archipelago |
| Rhododendron neriifolium Schltr. 1918 | Papua New Guinea |
| Rhododendron opulentum Sleumer 1960 | New Guinea |
| Rhododendron phaeochiton F.Muell. 1889 | New Guinea |
| Rhododendron phaeochristum Sleumer 1963 | New Guinea |
| Rhododendron phaeops Sleumer 1960 | New Guinea |
| Rhododendron prainianum Koord. 1909 | New Guinea |
| Rhododendron psilanthum Sleumer 1960 | Sulawesi |
| Rhododendron pulleanum Koord. 1912 | New Guinea |
| Rhododendron rappardii Sleumer 1960 | New Guinea |
 | Rhododendron rarum Schltr. 1918 | New Guinea |
| Rhododendron revolutum Sleumer 1960 | New Guinea |
| Rhododendron rhodochroum Sleumer 1960 | New Guinea |
| Rhododendron rubellum Sleumer 1960 | Papua New Guinea |
| Rhododendron solitarium Sleumer 1963 | Papua New Guinea |
| Rhododendron spondylophyllum F.Muell. 1889 | Papua New Guinea |
| Rhododendron stanleyi S.James & Argent 2017 | Papua New Guinea |
| Rhododendron stelligerum Sleumer 1961 | New Guinea |
| Rhododendron stolleanum Schltr. 1917 | Papua New Guinea |
| Rhododendron superbum Sleumer 1960 | Papua New Guinea |
| Rhododendron thaumasianthum Sleumer 1963 | New Guinea |
| Rhododendron tintinnabellum Danet 2005 | New Guinea |
| Rhododendron truncicola Sleumer 1960 | Papua New Guinea |
| Rhododendron tuberculiferum J.J.Sm. 1915 | New Guinea |
|
