| 释义 |
Definition of corolla in English: corollanoun kəˈrɒlə Botany The petals of a flower, typically forming a whorl within the sepals and enclosing the reproductive organs. 〔植〕花冠。比较CALYX Compare with calyx Example sentencesExamples - In addition, experimental flowers that matured a fruit (and therefore received a visit) had significantly larger corollas compared with corollas of flowers that did not initiate a fruit.
- In contrast, pollinator observations demonstrated that hawk moths visited flowers with larger corollas, and that the probability of producing a fruit for natural pollination plants increased with corolla diameter.
- From each plant one randomly chosen, fresh flower was dissected under a binocular microscope to separate the corolla, androecium and gynoecium.
- The internal length of the flower corolla was measured from base to opening.
- As is now regarded as typical of bat-pollinated flowers, the corolla is sturdy and the nectary disk is large.
OriginLate 17th century (in the sense 'little crown'): from Latin, diminutive of corona 'wreath, crown, chaplet'. Rhymesayatollah, choler, collar, dollar, dolour (US dolor), Hezbollah, holler, scholar, squalor, wallah, Waller, white-collar Definition of corolla in US English: corollanoun Botany The petals of a flower, typically forming a whorl within the sepals and enclosing the reproductive organs. 〔植〕花冠。比较CALYX Compare with calyx Example sentencesExamples - In contrast, pollinator observations demonstrated that hawk moths visited flowers with larger corollas, and that the probability of producing a fruit for natural pollination plants increased with corolla diameter.
- From each plant one randomly chosen, fresh flower was dissected under a binocular microscope to separate the corolla, androecium and gynoecium.
- In addition, experimental flowers that matured a fruit (and therefore received a visit) had significantly larger corollas compared with corollas of flowers that did not initiate a fruit.
- The internal length of the flower corolla was measured from base to opening.
- As is now regarded as typical of bat-pollinated flowers, the corolla is sturdy and the nectary disk is large.
OriginLate 17th century (in the sense ‘little crown’): from Latin, diminutive of corona ‘wreath, crown, chaplet’. |