`Oha / Center For Plant Conservation
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Plant Profile

`Oha (Cyanea remyi)

Photo Credit: Natalia Tangalin ©
  • Global Rank: G1 - Critically Imperiled
  • Legal Status: Federally Endangered
  • Family: Campanulaceae
  • State: HI
  • Nature Serve ID: 140845
  • Lifeform: Shrub
  • Date Inducted in National Collection:

This endemic member of the bellflower family has clusters of dark purple flowers on its palm-like habit. Less than 600 plants are estimated to be growing in its native range, facing threats like introduced alien plants species and predation by ungulates, rats, and slugs on its stems.

Where is `Oha (Cyanea remyi) located in the wild?


Individuals of this species prefers moist woodland forests or shrubland ecosystems.


It is only found in the Wailua, Wahiawa, and Wai`oli Valleys of the island, Kaua`i.

States & Provinces:

`Oha can be found in Hawaii

Which CPC Partners conserve `Oha (Cyanea remyi)?

CPC's Plant Sponsorship Program provides long term stewardship of rare plants in our National Collection. We are so grateful for all our donors who have made the Plant Sponsorship Program so successful. We are in the process of acknowledging all our wonderful plant sponsorship donors on our website. This is a work in progress and will be updated regularly.

Conservation Actions

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Taxon Cyanea remyi
Authority Rock
Family Campanulaceae
CPC Number 44608
ITIS 34739
Duration Perennial
Common Names `Oha wai | Remy's Cyanea | Haha
Associated Scientific Names Cyanea remyi | Delissea remyi
Distribution It is only found in the Wailua, Wahiawa, and Wai`oli Valleys of the island, Kaua`i.
State Rank
State State Rank
Hawaii S1
Ecological Relationships


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