anthesis
/anˈθiːsɪs
/noun [mass noun] Botany
The flowering period of a plant, from the opening of the flower bud.Anthers were isolated from flowers at anthesis and pollen grains were collected....
- In the field the plants displayed many flowers at full anthesis.
- In principal, the length of flower anthesis depends on pollination and removal of the pollinium.
Origin
Mid 19th century: from Greek anthēsis 'flowering', from anthein 'to blossom'.