| 释义 |
sepal /ˈsɛp(ə)l / /ˈsiːp(ə)l/noun BotanyEach of the parts of the calyx of a flower, enclosing the petals and typically green and leaf-like.Roots, stems, leaves, sepals, petals, stamens, stigmas/styles, ovaries, and seeds were collected and frozen in liquid nitrogen....- The formation of organs in the four whorls of a typical eudicotyledonous flower, consisting of sepals, petals, stamens, and carpels, requires many genes for proper organ and tissue development.
- The cocoa flower has five free sepals, five free petals, five staminodes, five stamens and an ovary of five united carpels.
Origin Early 19th century: from French sépale, modern Latin sepalum, from Greek skepē 'covering', influenced by French pétale 'petal'. |