Kemper Center - Plantfinder page for one of the plants growing at the Missouri Botanical Garden, with usually one or more photos, horticultural information, and noteworthy characteristics. (zone 5 to 8) (3 photos)
Rare Find Nursery - Catalog detail page with description and horticultural information. (zone 5-7) (1 photo)
Rob's Plants - Plant profile with basic horticultural information and often personal observations. (2 photos)