Sapindus oahuensis

Sapindus oahuensis
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Rosids
Order: Sapindales
Family: Sapindaceae
Genus: Sapindus
Species:
S. oahuensis
Binomial name
Sapindus oahuensis
Synonyms

Sapindus lonomea H.St.John

Sapindus oahuensis is a species of tree in the soapberry family, Sapindaceae. It is endemic to Hawaii, where it is limited to Kauaʻi (Waimea Canyon) and Oʻahu (Waiʻanae and Koʻolau Ranges). Its common names include Āulu, Oahu soapberry, alulu, kaulu, and lonomea.

It can be found in dry and moist forest habitat at elevations of 200 to 2000 feet.