Native Plants

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Anderson, Wynn

Fraxinus dipetala

Fraxinus dipetala Hook. & Arn.

California Ash, Two-petal Ash, California Flowering Ash

Oleaceae (Olive Family)

Synonym(s): Fraxinus dipetala var. trifoliolata, Fraxinus jonesii, Fraxinus trifoliata, Fraxinus trifoliolata

USDA Symbol: frdi2

USDA Native Status: L48 (N)

Shrub or small tree with showy white flowers composed of 2 petal-like lobes.

This species is characterized by the white corolla with 2 long, narrow lobes divided almost into 2 separate petals. It is planted as on ornamental shrub for the showy white flowers.

From the Image Gallery

14 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Tree
Fruit Type: Samara
Size Notes: Up to about 20 feet tall, often shorter.

Bloom Information

Bloom Color: White
Bloom Time: Apr , May

Distribution

USA: AZ , CA , NV , UT
Native Distribution: California; also in N. Baja California; to 3500' (1067 m).
Native Habitat: Dry slopes in foothills, chaparral, and woodland.

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Santa Barbara Botanic Garden - Santa Barbara, CA

Bibliography

Bibref 841 - Native Alternatives to Invasive Plants (2006) Burrell, C. C.
Bibref 995 - Native Landscaping from El Paso to L.A. (2000) Wasowski, S. and A. Wasowski

Search More Titles in Bibliography

Web Reference

Webref 30 - Calflora (2018) Calflora
Webref 36 - Jepson eFlora (2019) The Jepson Herbarium, University of California, Berkeley
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Fraxinus dipetala in USDA Plants
FNA: Find Fraxinus dipetala in the Flora of North America (if available)
Google: Search Google for Fraxinus dipetala

Metadata

Record Modified: 2025-04-14
Research By: TWC Staff

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