Erigeron blochmaniae
Blochman's leafy daisy
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Family: Asteraceae · Type: Subshrub · Native
Conservation status: CNPS 1B.2
Erigeron blochmaniae (Blochman's leafy daisy) is a native California subshrub in the Asteraceae family, recognized by distinctive coastal dune habitat and densely soft-hairy appearance.
Blochman's leafy daisy is a rare (CNPS 1B.2) California native perennial found in southern Central Coast bioregions in sand dunes and hills at elevations below 70 meters. Flowering from July to October, this plant produces white to pink or lavender rays in daisy-like flower heads 9 to 14 millimeters wide, with 45 to 72 delicate ray flowers. Growing 40 to 80 centimeters tall with generally ascending stems that are densely branched and minutely curled-hairy, it develops from a woody caudex. Its cauline leaves are linear to narrowly oblanceolate, 1 to 5.5 centimeters long, evenly spaced and densely covered in soft short hairs. The plant's flower heads are distinctive, with strongly graduated phyllaries that are densely covered in short stiff spreading hairs and minute glandular features.
Identification and appearance
Key characters: 11 sympatric species; distinctive coastal dune habitat and densely soft-hairy appearance
Habitat and range
Habitat: Sand dunes and hills
Elevation: < 70 m
California counties: San Luis Obispo, Santa Barbara, Los Angeles
Bloom period
Erigeron blochmaniae blooms Jul-Oct.
Conservation status
CNPS 1B.2
How to tell it apart
vs Bellis: Erigeron has double-layered pappus (outer scales + inner bristles); Bellis completely lacks pappus.; vs Symphyotrichum: Erigeron has double pappus (2 layers); Symphyotrichum has single layer of uniform bristles.; vs Corethrogyne: Erigeron has simple unbranched stems; Corethrogyne has branched stems.; vs Pseudognaphalium: Erigeron has flat button-like flower heads; Pseudognaphalium has woolly clustered heads without rays.; vs Artemisia: Erigeron has obvious ray petals around yellow disk; Artemisia lacks ray petals entirely.
Frequently asked questions
Is Erigeron blochmaniae native to California?
Yes. Erigeron blochmaniae is native to California (recorded as native).
When does Erigeron blochmaniae bloom?
Erigeron blochmaniae blooms Jul-Oct.
Where in California does Erigeron blochmaniae grow?
Erigeron blochmaniae occurs in San Luis Obispo, Santa Barbara, Los Angeles, at elevations of < 70 m.
What plant family does Erigeron blochmaniae belong to?
Erigeron blochmaniae is in the Asteraceae family, genus Erigeron.
Is Erigeron blochmaniae rare or endangered?
Erigeron blochmaniae carries California Rare Plant Rank 1B.2, state rank S2.
Related species
Other California species in the same genus, family, or bioregion.
Sources: Jepson eFlora · CNPS Rare Plant Inventory · Index of California Plant Names · CalPhotos · CDFW CNDDB
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.