Ptelea trifoliata var. crenulata
Native to (or naturalized in) Oregon:
- Broadleaf deciduous, shrub or low branched small tree, 6.5-15 ft (2-4.5 m) high, similar width. Leaves alternate, pinnately compound (trifoliate, i.e., 3-leaflets), 2-7 cm long, leaflets lanceolate to obovate, tip pointed, base wedge-shaped or rounded, margin serrate or entire, stalkless, dark green glabrous above, lower surface somewhat hairy, dotted with translucent dots (glands) can be seen by holding the leaf against a strong light; petiole 2-5 cm long. Flowers are small with 4-5 greenish-white petals, 4-5 mm, fragrant, in terminal clusters (cymes), not very showy. Fruit (samara) nearly circular, winged, 1-2 cm wide, straw-colored at maturity.
- Sun; dry, well-drained soil
- Hardy to USDA Zone Native to California's Inner North Coast Ranges, Sierra Nevada Foothills, San Francisco Bay Area
- crenulata: somewhat scalloped