Lilium spectabile Lilium carolinianum Lilium catesbaei var. longii Lilium catesbaei subsp. asprellum Lilium catesbaei var. catesbaei Lilium catesbaei subsp. typicum Lilium catesbaei var. asprellum Lilium catesbaei subsp. longii
Taxonomic data from World Flora Online, accessed June 20, 2024