Ivesia baileyi
Bailey's ivesia
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Family: Rosaceae · Type: Subshrub · Native
Ivesia baileyi (Bailey's ivesia) is a native California subshrub in the Rosaceae family, recognized by 5 stamens diagnostic.
Bailey's ivesia is a California native perennial found in rocky mountain and alpine habitats at elevations typically above 2,000 meters. Flowering from June to August, this plant produces small white to pale yellow flowers approximately 4 to 8 millimeters wide in open clusters of 5 to 40 blossoms. Growing in distinctive green rosettes or hanging clumps with stems 5 to 20 centimeters tall, it forms compact, low-growing clusters. Its compound leaves feature 2 to 6 leaflets on each side, each leaflet approximately 4 to 10 millimeters long and round with teeth extending less than halfway to the base. The delicate flowers have S-shaped pedicels in fruit, with pale, small fruits about 1.5 millimeters long.
Identification and appearance
Key characters: 9 sympatric species; 5 stamens diagnostic
Habitat and range
California counties: Plumas, Lassen
How to tell it apart
vs Achillea: Ivesia has rose-like flowers with separate petals; Achillea has composite flower heads with ray and disk flowers.; vs Potentilla: Ivesia has cylindrical bottlebrush leaves with 4-80 tiny leaflets per side; Potentilla has flat leaves with spread-out leaflets.; vs Horkelia: Ivesia has cylindrical leaves with overlapping leaflets; Horkelia has flat leaves with 2-15 distinct, separated leaflets.; vs Eremogone: Ivesia has compound bottlebrush leaves; Eremogone has simple, needle-like or thread-like leaves.; vs Cryptantha: Ivesia has rose-family flowers with separate petals; Cryptantha has fused tubular corollas typical of borages.
Frequently asked questions
Is Ivesia baileyi native to California?
Yes. Ivesia baileyi is native to California (recorded as native).
Where in California does Ivesia baileyi grow?
Ivesia baileyi occurs in Plumas, Lassen.
What plant family does Ivesia baileyi belong to?
Ivesia baileyi is in the Rosaceae family, genus Ivesia.
Related species
Other California species in the same genus, family, or bioregion.
Sources: Jepson eFlora · 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.