Page authors: Don Knoke, David Giblin
Rainiera stricta
false silverback

Distribution: Occurring on both sides of the Cascades crest from Stevens Pass area south; central Washington to Oregon.

Habitat: Meadows and moist, open hillsides at middle to high elevations in the mountains.

Flowers: July-Septermber

Origin: Native

Growth Duration: Perennial

Conservation Status: Not of concern

Pollination: Bees, flies, beetles, wasps


Fibrous-rooted perennial from a short, stout rhizome, 5-10 dm. tall, mostly glabrous throughout.


Basal and lowermost cauline leaves large and persistent, broadly oblanceolate to obovate, 1.5-3.5 dm. long and 2-7 cm wide; middle and upper cauline leaves progressively reduced and becoming sessile.


Heads many in an elongate inflorescence; involucre narrow, its bracts 5-6, in a single series and equal, 7-9 mm. long, the mid-vein thickened; corollas usually 5, all tubular and yellowish.


Achenes prominently several-nerved.

Accepted Name:
Rainiera stricta (Greene) Greene
Publication: Pittonia. 3: 291. 1898.

Synonyms & Misapplications:
Luina stricta (Greene) B.L. Rob. [HC]
Additional Resources:

PNW Herbaria: Specimen records of Rainiera stricta in the Consortium of Pacific Northwest Herbaria database

WA Flora Checklist: Rainiera stricta checklist entry

OregonFlora: Rainiera stricta information

E-Flora BC: Rainiera stricta atlas page

CalPhotos: Rainiera stricta photos

30 photographs:
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