Definition of cyathium in English:

cyathium

nounPlural cyathiasʌɪˈaθɪəmsīˈaTHēəm

Botany

The characteristic inflorescence of the spurges, resembling a single flower. It consists of a cup-shaped involucre of fused bracts enclosing several greatly reduced male flowers and a single female flower.
〔植〕杯状聚伞花序
Example sentencesExamples
- Inflorescences consist of a male cyathium surrounded by 5 to 7 bisexual cyathia on a short terminal branch.
- All are tree Euphorbias, have minute sessile leaves and yellowish cyathia but differ in other respects.
- In this species, there is only one nectar gland per cyathium, and petal-like appendages are lacking.
- That means that there are plants that produce only male cyathia and others that produce only female ones.
- A commonly encountered cluster of three cyathia with a mixed sexual orientation is called a cyme.

Origin

Late 19th century: modern Latin, from Greek kuathion, diminutive of kuathos 'cup'.

Definition of cyathium in US English:

cyathium

nounsīˈaTHēəm

Botany

The characteristic inflorescence of the spurges, resembling a single flower. It consists of a cup-shaped involucre of fused bracts enclosing several greatly reduced male flowers and a single female flower.
〔植〕杯状聚伞花序
Example sentencesExamples
- A commonly encountered cluster of three cyathia with a mixed sexual orientation is called a cyme.
- All are tree Euphorbias, have minute sessile leaves and yellowish cyathia but differ in other respects.
- That means that there are plants that produce only male cyathia and others that produce only female ones.
- In this species, there is only one nectar gland per cyathium, and petal-like appendages are lacking.
- Inflorescences consist of a male cyathium surrounded by 5 to 7 bisexual cyathia on a short terminal branch.

Origin

Late 19th century: modern Latin, from Greek kuathion, diminutive of kuathos ‘cup’.

词汇	cyathium
释义	Definition of cyathium in English: cyathium nounPlural cyathiasʌɪˈaθɪəmsīˈaTHēəm Botany The characteristic inflorescence of the spurges, resembling a single flower. It consists of a cup-shaped involucre of fused bracts enclosing several greatly reduced male flowers and a single female flower. 〔植〕杯状聚伞花序 Example sentencesExamples Inflorescences consist of a male cyathium surrounded by 5 to 7 bisexual cyathia on a short terminal branch. All are tree Euphorbias, have minute sessile leaves and yellowish cyathia but differ in other respects. In this species, there is only one nectar gland per cyathium, and petal-like appendages are lacking. That means that there are plants that produce only male cyathia and others that produce only female ones. A commonly encountered cluster of three cyathia with a mixed sexual orientation is called a cyme. Origin Late 19th century: modern Latin, from Greek kuathion, diminutive of kuathos 'cup'. Definition of cyathium in US English: cyathium nounsīˈaTHēəm Botany The characteristic inflorescence of the spurges, resembling a single flower. It consists of a cup-shaped involucre of fused bracts enclosing several greatly reduced male flowers and a single female flower. 〔植〕杯状聚伞花序 Example sentencesExamples A commonly encountered cluster of three cyathia with a mixed sexual orientation is called a cyme. All are tree Euphorbias, have minute sessile leaves and yellowish cyathia but differ in other respects. That means that there are plants that produce only male cyathia and others that produce only female ones. In this species, there is only one nectar gland per cyathium, and petal-like appendages are lacking. Inflorescences consist of a male cyathium surrounded by 5 to 7 bisexual cyathia on a short terminal branch. Origin Late 19th century: modern Latin, from Greek kuathion, diminutive of kuathos ‘cup’.
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