Dave's Garden. Search the extensive PlantFiles database.
Links for Ipomoea × multifida
Climbers - Information page with most botanical details for this climbing species of the eastern US. (4 photos)
Missouri Botanical Garden - Plantfinder page for one of the plants growing at the garden, with usually one or more photos, horticultural information, and noteworthy characteristics. (zone 3-11) (1 photo)