Gardenia mannii

Gardenia mannii, the nānū, Oahu gardenia or Mann's gardenia, is a species of flowering tree in the family Rubiaceae, that is endemic to the island of Oʻahu in Hawaiʻi. It inhabits coastal mesic, mixed mesic, and wet forests at elevations of 100–730 m (330–2,400 ft)^[2] in the Koʻolau and Waiʻanae Ranges.^[3] It is threatened by habitat loss.

Gardenia mannii
Conservation status
Critically Endangered  (IUCN 2.3)[1]
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Clade:	Angiosperms
Clade:	Eudicots
Clade:	Asterids
Order:	Gentianales
Family:	Rubiaceae
Genus:	Gardenia
Species:	G. mannii
Binomial name
Gardenia mannii H.St.John & Kuykend.

There are 18 populations remaining with a total of no more than 110 individuals.^[4]