Missouri Botanical Garden: Allium thunbergii 'Ozawa' - Plantfinder page for one of the plants growing at the garden, with usually one or more photos, horticultural information, and noteworthy characteristics. (zone 4-9) (5 photos)
NARGS - Plant of the month portrait, with description and information about cultivation and propagation. (1 photo)
NARGS Image Gallery - Photograph(s) contributed by North American Rock Garden Society members. (2 photos)
Rob's Plants: Allium thunbergii 'Ozawa' - Plant profile with basic horticultural information and often personal observations. Also seed germination records. (zone 4-8)