SimplePlant

Oleaceae

California ash

Fraxinus dipetala Hook. & Arn.

Family
Oleaceae
Genus
Fraxinus

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California ash: Photographed off Brim Road, Colusa County
Photo: Eric in SF, CC BY-SA 3.0, from Wikimedia Commons

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Common names

By language (1)
English
California ash, Two-petal ash

Synonyms

  • Chionanthus fraxinifolius Kellogg
  • Fraxinus ciliata Dippel
  • Fraxinus dipetala subsp. trifoliolata (Torr.) A.E.Murray
  • Fraxinus dipetala var. brachyptera A.Gray
  • Fraxinus dipetala var. trifoliolata Torr.
  • Fraxinus jonesii Lingelsh.
  • Fraxinus parryi Moran
  • Fraxinus schiedei Dippel
  • Fraxinus trifoliolata (Torr.) F.H.Lewis & Epling
  • Ornus dipetala (Hook. & Arn.) Nutt.
  • Ornus quadrialata Jacques
  • Petlomelia dipetala (Hook. & Arn.) Nieuwl.

Characteristics

Growth habit
Shrub, Tree
Lifespan
Perennial
In the US and Canada
Lower 48 states: native

Photos

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Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.