Hemerocallis Lilio-asphodelus is the scientific name for the yellow daylily, a species of flowering plant native to Asia. Synonyms for this species include Hemerocallis flava, Hemerocallis fulva, Hemerocallis lutea, and Hemerocallis thunbergii. While the common name "yellow daylily" accurately describes the appearance of this plant, its scientific name and various synonyms reflect its historical and cultural significance as a medicinal and ornamental plant. In addition to its vibrant blooms and hardy nature, the yellow daylily has been used in traditional Chinese medicine to treat various ailments, and its roots and shoots are edible and nutritious.