Lady Bird Johnson Wildflower Center - Plant description and characteristics with notes on distribution, culture, and propagation. (54 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 6-9) (3 photos)
Native Plant Society of Texas - Plant profile with basic characteristics, some horticultural information, and a distribution map within Texas. (3 photos)
Texas A&M Native Trees - Brief plant profile with horticultural details (zone 6) (4 photos)
Trees and Shrubs Online - Reference page curated by the International Dendrology Society with descriptive characteristics and horticultural notes. (5 photos)
Virginia Tech Dendrology - Factsheet with botanical characteristics and photos of various features. (6 photos)
(11 photos)