Page author: David Giblin
Reseda luteola
yellow dye, Dyer's rocket, weld
WTU specimens
Other herbaria

Distribution: Occurring in scattered locations on both sides of the Cascades crest in Washington; British Columbia to California; scattered locations in central and eastern North America.

Habitat: Disturbed ground at low elevations.

Flowers: May-September

Origin: Introduced from Europe

Conservation Status: Not of concern

Description:
General:

Glabrous, annual or biennial herbs, the erect stem up to 8 dm. tall.

Leaves:

Leaves numerous, alternate, overlapping, narrowly lanceolate or oblanceolate, usually entire.

Flowers:

Inflorescence of bracteate, elongate, spike-like racemes; pedicles short; sepals 4, ovate-lanceolate, 1.5 mm. long; petals 4, yellowish, irregular, the basal portion short and rounded; the upper petal has a fan-shaped appendage 2-3 times as long as the sepals, unequally 7-10 lobed to about mid-length, the other 3 are considerably smaller; stamens 30-50, attached to a 1-sided disk; stigma sessile, small, globose.

Fruits:

Capsule globose, 3-5 mm. long.

Accepted Name:
Reseda luteola L.
Publication: Sp. Pl. 1: 448. 1753. 1753.

Synonyms & Misapplications:
(none provided)
Additional Resources:

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

WA Flora Checklist: Reseda luteola checklist entry.

E-Flora BC: Reseda luteola atlas page.

CalPhotos: Reseda luteola photos.

USDA Plants: Reseda luteola information.

2 photographs:
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