Indian cucumber-root 
Late Tulip 
Leichtlin's Mariposa 
Lilac Wonder 
Lilium auratum 
Lilium ledebourii 
Lilium ponticum 
Lilium speciosum 
Lilium szovitsianum 
Lyall's Mariposa Lily 
Madonna Lily 
Martagon Lily 
Michigan lily 
Mountain lily 
Mt. Diablo Fairy-lantern 
Pointed-petal fritillary 
Prosartes hookeri 
Prosartes smithii 
Purple Fairy-lantern 
Pyrenean lily 
Rosybells 
Sagebrush mariposa lily 
Sand Fritillary 
Snakes Head Fritillary