All Species in Hibiscadelphus
- Hau Kuahiwi (Hibiscadelphus bombycinus)
- Hibiscadelphus (Hibiscadelphus × puakuahiwi)
- Hualalai Hau Kuahiwi (Hibiscadelphus hualalaiensis)
- Kauai Hau Kuahiwi (Hibiscadelphus distans)
- Kilauea Hau Kuahiwi (Hibiscadelphus giffardianus)
- Lava Hau Kuahiwi (Hibiscadelphus crucibracteatus)
- Maui Hau Kuahiwi (Hibiscadelphus wilderianus)
- Stellar Hau Kuahiwi (Hibiscadelphus stellatus)
- Wood's Hau Kuahiwi (Hibiscadelphus woodii)