Lady Bird Johnson Wildflower Center - Plant description and characteristics with notes on distribution, culture, and propagation. (19 photos)
Las Pilitas Nursery - Catalog page about this California native, with description and horticultural basics. (zone 7-10)
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 2-5) (1 photo)