All Species in Tachia
- Tachia blancoi (Tachia blancoi)
- Tachia gracilis (Tachia gracilis)
- Tachia grandiflora (Tachia grandiflora)
- Tachia grandifolia (Tachia grandifolia)
- Tachia grandifolia var. grandifolia (Tachia grandifolia var. grandifolia)
- Tachia grandifolia var. orientalis (Tachia grandifolia var. orientalis)
- Tachia guianensis (Tachia guianensis)
- Tachia lancisepala (Tachia lancisepala)
- Tachia loretensis (Tachia loretensis)
- Tachia occidentalis (Tachia occidentalis)
- Tachia orientalis (Tachia orientalis)
- Tachia parviflora (Tachia parviflora)
- Tachia schomburgkiana (Tachia schomburgkiana)
- Tachia siwertii (Tachia siwertii)
- Tachia smithii (Tachia smithii)