- Nidularium albiflorum
- Nidularium albiflorum (L.B.Sm.) Leme
- Nidularium antoineanum
- Nidularium antoineanum Wawra
- Nidularium bocainense
- Nidularium bocainense Leme
- Nidularium camposportoi
- Nidularium camposportoi (L.B.Sm.) Wand. & B.A.Moreira var. robustum (E. Pereira & I.A. Penna) Leme
- Nidularium fulgens
- Nidularium fulgens Lem.
- Nidularium innocenti
- Nidularium innocenti Lem.
- Nidularium innocentii
- Nidularium innocentii Lem.
- Nidularium longiflorum
- Nidularium longiflorum Ule
- Nidularium makoyanum
- Nidularium makoyanum E. Morr. Ex Mez.
- Nidularium marechali
- Nidularium marechali hort. (Makoy) ex Mez. tricolor
- Nidularium minutum
- Nidularium minutum Mez
- Nidularium negletum
- Nidularium negletum Mez.
- Nidularium paxianum
- Nidularium paxianum Mez.
- Nidularium procerum
- Nidularium procerum Lindm.
- Nidularium purpureum
- Nidularium purpureum Beer
- Nidularium rubens
- Nidularium rubens Mez
- Nidularium rutilans
- Nidularium rutilans E. Morr.
- Nidularium rutilans E.Morren
- Nidularium sp.