Pyrrocoma uniflora

Plantain goldenweed

Pyrrocoma uniflora (Plantain goldenweed), native California herb

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Family: Asteraceae · Type: Herb · Native

Pyrrocoma uniflora (Plantain goldenweed) is a native California herb in the Asteraceae family.

Plantain goldenweed is a California native perennial found in rocky alpine and subalpine habitats at elevations reaching mountain regions. Flowering from June to August, this plant produces yellow ray flowers approximately 7 to 11 millimeters long surrounding a dense central disk. Growing with slender stems 7 to 38 centimeters tall that are covered in woolly texture, it has a distinctive clustered appearance with 1 to 4 flower heads. Its basal leaves are 3 to 12 centimeters long, oblanceolate with sharply toothed edges, while stem leaves are smaller and clasping. The fruit is silky, 3 to 4 millimeters long with a tan pappus surrounding its angular surface.

Habitat and range

California counties: Mono, Inyo, Plumas, San Bernardino

How to tell it apart

vs Heterotheca: Pyrrocoma has 3-4 angled fruits and prominent basal rosette; Heterotheca has round fruits.; vs Solidago: Pyrrocoma grows from stout taproot with basal rosette in alpine areas; Solidago lacks prominent basal rosette.; vs Xanthisma: Pyrrocoma has 3-4 angled fruits from basal rosette; Xanthisma has round fruits and branched stems.; vs Tonestus: Pyrrocoma has variable hairiness (smooth to woolly); Tonestus is always sticky-glandular.; vs Petradoria: Pyrrocoma grows in alpine areas with angled fruits; Petradoria is desert-only with phyllaries in vertical ranks.

Frequently asked questions

Is Pyrrocoma uniflora native to California?

Yes. Pyrrocoma uniflora is native to California (recorded as native).

Where in California does Pyrrocoma uniflora grow?

Pyrrocoma uniflora occurs in Mono, Inyo, Plumas, San Bernardino.

What plant family does Pyrrocoma uniflora belong to?

Pyrrocoma uniflora is in the Asteraceae family, genus Pyrrocoma.

Related species

Other California species in the same genus, family, or bioregion.

All Pyrrocoma species · All Asteraceae

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.