Page authors: Don Knoke, David Giblin
Reseda alba
white upright mignonette
WTU specimens
Other herbaria
WTU images

Distribution: Introduced sparingly in Washington, usually along the coast; British Columbia south to California; upper central and eastern North America.

Habitat: Disturbed ground.

Flowers: May-October

Origin: Introduced from Europe

Conservation Status: Not of concern

Description:
General:

Glabrous annual or biennial herb, the stems 3-10 dm. tall, usually branched above.

Leaves:

Leaves alternate, pinnatifid into 10-16 equal, evenly spaced, linear-elliptic segments, with very narrow, membranous, minutely wavy-denticulate margins.

Flowers:

Inflorescence of bracteate, elongate, spike-like racemes; pedicles short; sepals 5, lanceolate, about half the length of the corolla; petals 5, grayish- to greenish-white, irregular but nearly equal, 4-6 mm. long, the basal portion short and rounded, the upper portion obovate with a wedge-shaped base, shallowly to deeply lobed into 3 linear segments, the center segment the narrowest; stamens about 10, attached to a 1-sided disk, slightly shorter than the petals; stigma sessile, small, globose.

Fruits:

Capsules oblong, 10-13 mm. long.

Accepted Name:
Reseda alba L.
Publication: Sp. Pl. 1: 449. 1753. 1753.

Synonyms & Misapplications:
(none provided)
Additional Resources:

PNW Herbaria: Specimen records of Reseda alba in the Consortium of Pacific Northwest Herbaria database.

WA Flora Checklist: Reseda alba checklist entry.

E-Flora BC: Reseda alba atlas page.

CalPhotos: Reseda alba photos.

USDA Plants: Reseda alba information.

2 photographs:
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