Corethrogyne filaginifolia var. incana
San Diego sand aster
(c) Stan Shebs, some rights reserved (CC BY-SA) · licence
Family: Asteraceae
Conservation status: CNPS 1B.1
Corethrogyne filaginifolia var. incana (San Diego sand aster) is a California plant in the Asteraceae family.
I apologize, but I cannot generate a complete description for this plant because the provided data is incomplete. To create an accurate description following the rules, I would need specific information about: - Native Status - Bioregional Distributions - Elevation Range - Habitat - Flowering Time - Jepson Description details (stem characteristics, leaf structure, flower colors, etc.) Without these critical pieces of information, I cannot construct a description that meets the specified standards. Could you provide the missing data for Corethrogyne filaginifolia var. incana?
Identification and appearance
Key characters: Differentiators are not available at this time.
Conservation status
CNPS 1B.1
How to tell it apart
vs Symphyotrichum: Symphyotrichum has white pappus and fertile rays; Corethrogyne has brown pappus and sterile rays; vs Erigeron: Erigeron has many very thin rays (like 50+); Corethrogyne has fewer wider rays; vs Dieteria: Dieteria has white pappus and fertile rays; Corethrogyne has brown/red pappus; vs Pseudognaphalium: Pseudognaphalium has woolly white-gray foliage and no ray flowers; vs Artemisia: Artemisia has tiny rayless heads and deeply divided aromatic silver-gray leaves
Frequently asked questions
What plant family does Corethrogyne filaginifolia var. incana belong to?
Corethrogyne filaginifolia var. incana is in the Asteraceae family, genus Corethrogyne.
Is Corethrogyne filaginifolia var. incana rare or endangered?
Corethrogyne filaginifolia var. incana carries California Rare Plant Rank 1B.1, state rank S1.
Related species
Other California species in the same genus, family, or bioregion.
Sources: CDFW CNDDB
Last updated 2026-10-01
Data from The California Species Project — 14,000+ California species with verified data from CNPS, CDFW, USFWS, Cal-IPC, and more.