Ptelea crenulata (syn. Ptelea trifoliata var. crenulata)
California or Western Hoptree
- 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,
Cascade Range Foothills, Sierra Nevada Foothills, San Francisco Bay Area
crenulata: somewhat scalloped