Eriophyllum lanatum var. integrifolium
Oregon sunshine, Oregon Sunshine
(c) Don Loarie, some rights reserved (CC BY) · licence
Family: Asteraceae · Type: Subshrub · Native
Eriophyllum lanatum var. integrifolium (Oregon sunshine) is a native California subshrub in the Asteraceae family, recognized by high elevation, simple leaf shape, and keeled bracts.
Oregon sunshine is a California native perennial found in the Klamath Ranges, northern Coast Ranges, California Ranges, northern and central Sierra Nevada, and Great Basin in dry sites, sagebrush, forest, and alpine habitats at elevations of 1,400 to 3,500 meters. Flowering from July to August, this plant produces bright yellow daisy-like flowers with ray flowers 6 to 10 millimeters long in solitary heads. Growing with short-lived stems 10 to 30 centimeters tall, it forms a compact herb to subshrub with a low, spreading growth habit. Its leaves are wedge-shaped to obovate, 1 to 4 centimeters long, with entire or occasionally 3-lobed edges and flat margins. The fruit is 3 to 4 millimeters long with a small pappus less than 2 millimeters in length.
Identification and appearance
Key characters: 10 sympatric species; high elevation, simple leaf shape, and keeled bracts are diagnostic
Habitat and range
Habitat: dry sites, sagebrush, forest, alpine
Elevation: 1400-3500 m
Outside California: to Washington, Wyoming, Utah
Bloom period
Eriophyllum lanatum var. integrifolium blooms Jul-Aug.
How to tell it apart
vs Achillea: Eriophyllum has woolly leaves; Achillea has feathery fern-like leaves and flat-topped white/pink flower clusters.; vs Lasthenia: Eriophyllum has densely woolly leaves; Lasthenia has smooth or sparsely hairy leaves.; vs Monolopia: Eriophyllum rays fall off cleanly; Monolopia rays have a small opposite lobe at base.; vs Artemisia: Eriophyllum has yellow ray flowers; Artemisia has tiny rayless heads and aromatic silver-gray foliage.; vs Pseudognaphalium: Eriophyllum has yellow ray petals; Pseudognaphalium has white/cream rayless everlasting flowers.
Frequently asked questions
Is Eriophyllum lanatum var. integrifolium native to California?
Yes. Eriophyllum lanatum var. integrifolium is native to California (recorded as native).
When does Eriophyllum lanatum var. integrifolium bloom?
Eriophyllum lanatum var. integrifolium blooms Jul-Aug.
What plant family does Eriophyllum lanatum var. integrifolium belong to?
Eriophyllum lanatum var. integrifolium is in the Asteraceae family, genus Eriophyllum.
What habitat does Eriophyllum lanatum var. integrifolium grow in?
Eriophyllum lanatum var. integrifolium grows in dry sites, sagebrush, forest, alpine.
Related species
Other California species in the same genus, family, or bioregion.
- Eriophyllum lanatum var. lanceolatum — Common woolly sunflower
- Eriophyllum lanatum var. obovatum — Southern sierra woolly sunflower
- Eriophyllum lanosum — White easter bonnets
- Eriophyllum latilobum — San mateo woolly sunflower
- Eriophyllum mohavense — Barstow woolly sunflower
- Eriophyllum multicaule — Many-stem woolly sunflower
Sources: Jepson eFlora · Index of California Plant Names · CalPhotos
Last updated 2026-10-07
Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Cal-IPC, and more.