Lilium Plant - Lilium American Hybrids Asiatic Hybrids Candidum Hybrids Lilium Lily Longiflorum Hybrids Martagon Hybrids Oriental Hybrid Lilies Trumpet And Aurelian Hybrids North Carolina Extension Gardener Plant Toolbox - Due to the large size of the genus there is a large range in height,, from 30 to 1.8 m, in the lily (liliaceae ) family.