Native to (or naturalized in) Oregon:
- Deciduous tree, 30-45 ft (11-14 m), wide-spreading horizontal branches. Leaves simple, 7.5-16 cm long, alternate, (C. controversa and C. alternifolia are the only dogwoods that have alternate leaves), 6-8 or sometimes 9 vein pairs, long petiole. May turn purple in fall. Creamy-white flowers borne in spring on 3.5-18 cm diam. flat-topped clusters (cymes). Fruit (6 mm diam.) progresses from reddish to purple-black in Aug.-Sept.
- Sun, part shade, moist soil. Grows rapidly.
- Hardy to USDA Zone (4?) 5 Native to Japan and China.
- A popular cultivar, 'June Snow'
- controversa: controversial
- Oregon State Univ. campus: northeast corner of Snell Hall