What are the characteristics of daffodils?

Identification of purchasing characteristics of narcissus: Narcissus is a perennial bulbous herb. With large bulbs, oval, covered with multi-layer squamous membrane, brown or dark brown, tender skin white. The roots are white and thin. The leaves are flat from strip to needle, all of which are clustered from the end of the bulb. Pedicels are pulled out from the leaves, erect, umbrella-shaped flower halls with 4 ~ 8 flowers; When the flowers are not in bloom, there are many membranous Buddha's buds, 6 perianth, white, with cup-shaped yellow, red or orange crown inside, and the flowers are rich and fragrant.