All Species in Sicyos
- Alpine Bur Cucumber (Sicyos macrophyllus)
- Chayote (Sicyos edulis)
- Cutleaf Bur Cucumber (Sicyos laciniatus)
- Gray's Bur Cucumber (Sicyos cucumerinus)
- Herbst's Bur Cucumber (Sicyos herbstii)
- Hualalai Bur Cucumber (Sicyos lasiocephalus)
- Kauai Bur Cucumber (Sicyos lanceoloideus)
- Kealia Gulch Bur Cucumber (Sicyos erostratus)
- Lava Bur Cucumber (Sicyos anunu)
- Laysan Bur Cucumber (Sicyos semitonsus)
- Maui Bur Cucumber (Sicyos hillebrandii)
- Oneseed Bur Cucumber (Sicyos angulatus)
- Paha (Sicyos pachycarpus)
- Pricklyfruit Bur Cucumber (Sicyos hispidus)
- Puaokama (Sicyos maximowiczii)
- Small-Leaf Bur Cucumber (Sicyos microphyllus)
- Smallflower Bur Cucumber (Sicyos parviflorus)
- Smooth Bur Cucumber (Sicyos glaber)
- Talus Slope Bur Cucumber (Sicyos waimanaloensis)
- White Bur Cucumber (Sicyos albus)