Cyanea humboldtiana (formerly Rollandia humboldtiana) is a rare species of flowering plant in the bellflower family known by the common name Oʻahu rollandia. It is native to Oʻahu, where it is known only from the Koʻolau Mountains.[1] It is a federally listed endangered species. Like other Cyanea it is known as haha in Hawaiian.[2]

Cyanea humboldtiana

Critically Imperiled  (NatureServe)[1]
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Campanulaceae
Genus: Cyanea
Species:
C. humboldtiana
Binomial name
Cyanea humboldtiana
Synonyms

Rollandia humboldtiana

This Hawaiian lobelioid is a shrub reaching 1 to 2 meters in height. It bears magenta or white flowers. There are no more than 300 individuals remaining. They grow along the southern peaks of the Koʻolau Range in the cloud zone. The species is threatened by exotic plants and feral pigs in its habitat.[1]

References

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