| lilium | (n) type genus of Liliaceae, Syn. genus Lilium |
| canada lily | (n) common lily of the eastern United States having nodding yellow or reddish flowers spotted with brown, Syn. wild meadow lily, Lilium canadense, meadow lily, wild yellow lily |
| coast lily | (n) orange-flowered lily of Pacific coast of United States, Syn. Lilium maritinum |
| columbia tiger lily | (n) lily of western North America with showy orange-red purple-spotted flowers, Syn. Lilium columbianum, Oregon lily |
| easter lily | (n) tall lily have large white trumpet-shaped flowers that bloom in the spring, Syn. Lilium longiflorum, white trumpet lily, Bermuda lily |
| leopard lily | (n) lily of western United States having orange-red to crimson maroon-spotted flowers, Syn. Lilium pardalinum, panther lily |
| madonna lily | (n) lily of eastern Mediterranean and the Balkans with broad funnel-shaped white flowers, Syn. Lilium candidum, Lent lily, white lily, Annunciation lily |
| michigan lily | (n) lily of central North America having recurved orange-red flowers with deep crimson spots, Syn. Lilium michiganense |
| mountain lily | (n) Japanese lily with golden rays, Syn. Lilium auratum |
| tiger lily | (n) east Asian perennial having large reddish-orange black-spotted flowers with reflexed petals, Syn. kentan, Lilium lancifolium, devil lily |
| tiger lily | (n) lily of southeastern United States having cup-shaped flowers with deep yellow to scarlet recurved petals, Syn. Lilium catesbaei, pine lily, leopard lily |
| turk's-cap | (n) lily of the eastern United States with orange to red maroon-spotted flowers, Syn. Lilium superbum, Turk's cap-lily |
| turk's-cap | (n) lily with small dull purple flowers of northwestern Europe and northwestern Asia, Syn. martagon, Lilium martagon |
| wood lily | (n) lily of eastern North America having orange to orange-red purple-spotted flowers, Syn. Lilium philadelphicum |