Vascular Plants - Berberidaceae - Vancouveria:
Vancouveria hexandra
white inside-out-flower 
Blooms: May - June
Habit: herb
Duration: perennial
Origin: Native
Distribution: West of the Cascades, south Puget Trough, Washington, to northern California
Habitat: Moist, shady woods, low to moderate elevations
Species Description:

General: Scapose, rhizomatous, herbaceous perennial, the scape 2-4 dm. long.
Leaves: Leaves basal, 1-3 dm. long, long-petiolate, biternate or incompletely triternate, the leaflets ovate-cordate, 3-lobed, sparsely pubescent, the petioles with soft, brown hairs near the base.
Flowers: Inflorescence a 10- to 30-flowered, open, nodding panicle; pedicels recurved, slender; flowers white; perianth 5-8 mm. long, composed of 18-21 segments, the outer 6-9 (bracts) graduated in length, deciduous; the next 6 inner (sepals) longer, sharply reflexed; petals 6, shorter than the sepals, reflexed, narrow, and claw-like up to the ovate, hooded blade; stamens 6, the filaments flattened, erect, 4-7 mm. long, purplish, glandular-pubescent; pistil narrowed to a short style; stigma cup-like.
Fruits: Follicles 1 cm. long.
Accepted Name:
Vancouveria hexandra (Hook.) Morr. & Dcne.
Synonyms:
Epimedium hexandrum Hook.
Vancouveria brevicula Greene
Vancouveria picta Greene

Treated in Flora of the PNW as:
Vancouveria hexandra
Additional Resources:

PNW Herbaria Specimens: View list of Vancouveria hexandra specimens in the Consortium of Pacific Northwest Herbaria database.

WTU Herbarium Specimens: View list of Vancouveria hexandra specimens in the WTU Herbarium database.

Washington Flora Checklist: Vancouveria hexandra treatment.

E-Flora BC: Vancouveria hexandra atlas page.

CalPhotos: Vancouveria hexandra images.

USDA Plants Database: Vancouveria hexandra.
Additional photographs of Vancouveria hexandra:
(click on a thumbnail to view larger photo)

Jim Riley

Clayton J. Antieau, 2004

M. R. Smith

John Martin

H. Tim Gladwin, 1993

H. Tim Gladwin, 1993

H. Tim Gladwin, 1987

Jim Riley

Jim Riley

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2006

G. D. Carr, 2007

G. D. Carr, 2006

G. D. Carr, 2002

G. D. Carr, 2002

Rod Gilbert , 2006

Paul Slichter, 2005

Ben Legler, 2012
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