| Genus Name | Genus | Grex Name | Year | Author | |
|---|---|---|---|---|---|
| Add+ | Dendrobium | Den | atroviolaceum | 1890 | Rolfe |
| Add+ | Dendrobium | Den | normanbyense | 2010 | P.J.Spence |
| Add+ | Dendrobium | Den | macgregorii | 1894 | F.Muell. & Kraenzl. |
| Add+ | Dendrobium | Den | atroviolaceum var. pygmy | ||
| Add+ | Latourea | Latourea | atroviolacea | 1981 | (Rolfe) Brieger in F.R.R.Schlechter |
| Add+ | Latourorchis | Latourorchis | atroviolacea | 1981 | (Rolfe) Brieger in F.R.R.Schlechter |