serpentine sunflower

Helianthus exilis

Member of sunflowers (genus Helianthus)
yellow sunflower-like flowers
sunflower family (family Asteraceae)
dicots (class Magnoliopsida)
yellow in flowering plants

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• phyllaries 8–27 mm long, 3–5 mm wide, often ≫ disk

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Chris’s observations: 1 (research grade)

Locations:

• Santa Teresa CP

Months:

• Dec.: 1

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Not all sites agree about the scientific name:

• Helianthus exilis → iNaturalist – Calflora – CalPhotos – FNA
• Helianthus bolanderi → Jepson eFlora

Bay Area species: iNaturalist – Calflora