Definition of Turk's-cap lily in English:
A lily with orange flowers that resemble turbans due to the almost completely reflexed petals.
- Lilium superbum, family Liliaceae
- This tuberous perennial is not a true lily, despite its resemblance to the Turk's-cap lily.
- Because of its unique flower shape and sharply reflexed petals it is also known as the Turk's-cap lily.