- Clarkia purpurea
- Clarkia unguiculata
- Claytonia acutifolia
- Claytonia caroliniana
- Claytonia lanceolata
- Claytonia megarhiza
- Claytonia perfoliata
- Claytonia scammaniana
- Claytonia sibirica
- Claytonia tuberosa
- Claytonia umbellata
- Claytonia virginica