Lady Bird Johnson Wildflower Center - Plant description and characteristics with notes on distribution, culture, and propagation. (13 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 4-8) (3 photos)
Native Plant Society of Texas - Plant profile with basic characteristics, some horticultural information, and a distribution map within Texas. (3 photos)
(11 photos)