| Genus Name | Genus | Grex Name | Year | Author | |
|---|---|---|---|---|---|
| Add+ | Odontoglossum | Odm | llanachagaense | 2001 | D.E.Benn. & Christenson |
| Add+ | Trigonochilum | Tgc | llanachagaense | 2003 | (D.E.Benn. & Christenson) Senghas |
| Add+ | Dasyglossum | Dyg | llanachagaense | 2010 | (D.E.Benn. & Christenson) Königer |