Vancouveria

Inside-out flowers
Vancouveria hexandra
Scientific classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Ranunculales
Family: Berberidaceae
Genus: Vancouveria
C.Morren & Decne.

Vancouveria (/væn.kˈvɪəriə/) is a small group of plants belonging to the barberry family described as a genus in 1834. The three plants in this genus are known generally as inside-out flowers, and they are endemic to the West Coast of the United States. The genus was named after George Vancouver, English navigator and explorer.

Species
Image Name Distribution
Vancouveria chrysantha Greene – golden inside-out flower California (Siskiyou + Del Norte Counties), Oregon (Curry + Josephine Counties)
Vancouveria hexandra (Hook.) C.Morren & Decne. – white inside-out flower northwestern California (from Napa to Siskiyou), western Oregon, southwestern Washington
Vancouveria planipetala Calloni – redwood inside-out flower California as far south as Monterey County, southwestern Oregon