cyathium(redirected from cyathia)
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Related to cyathia: verticillaster
An inflorescence consisting of a small cuplike structure enclosing a female flower and several male flowers, characteristic of plants in the genus Euphorbia, such as the poinsettia.
[New Latin, from kuathion, diminutive of kuathos, ladle.]
a form of inflorescence of the type found on the poinsettia