All Species in Pinguicula
- Blueflower Butterwort (Pinguicula caerulea)
- California Butterwort (Pinguicula macroceras)
- Chapman's Butterwort (Pinguicula planifolia)
- Common Butterwort (Pinguicula vulgaris)
- Hairy Butterwort (Pinguicula villosa)
- Small Butterwort (Pinguicula pumila)
- Southern Butterwort (Pinguicula primuliflora)
- Violet Butterwort (Pinguicula ionantha)
- Yellow Butterwort (Pinguicula lutea)