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 7-9)
NARGS Image Gallery - Photograph(s) contributed by North American Rock Garden Society members. (2 photos)
Pacific Bulb Society - One of the plants described on this page about the genus. (5 photos)
(12 photos)