anthesisn.
/ˈanθiːsɪs/, U.S. /ˈænθisᵻs/ Botany.
The stage at which a flower is open, allowing fertilization to occur. Also: an instance of this.
ΘΚΠ
the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > flower or flowering plant > [noun] > flowering or blossoming > season, period, or manner of
efflorescence1626
blow1748
anthesis1783
florescence1793
1783 tr. C. Linnaeus Syst. Veg. (1785) I. 10 The Anthesis [L. Anthesis] takes place, when the burnt Anthers scatter their bags of Dust upon the Stigma.
1838 W. H. Harvey Genera S. Afr. Plants 419 Bractea of the female flowers very much enlarged after anthesis, when the spike presents the appearance of a pine-apple; bright yellow, with red apices.
1861 R. Bentley Man. Bot. i. iv. 221 The term anthesis is sometimes used to indicate the period at which the flower-bud opens.
1933 A. B. Stout Pollination of Avocados 23 There were both delayed and extended antheses and most of the time the flowers were semi-open.
1960 K. Esau Anat. Seed Plants xx. 305 Histologically the ovary and style are relatively simple at anthesis.
1995 W. G. Hopkins Introd. Plant Physiol. xi. 227/2 From the time of anthesis, when the floral parts open to receive pollen, the developing grain becomes the dominant sink.
2005 P. R. Bullock et al. in D. Sauchyn et al. Sci., Impacts & Monitoring Drought W. Canada 34 A later planting date reduced pre-anthesis moisture stress by reducing the number of days..for the crop to reach anthesis.
This entry has been updated (OED Third Edition, March 2016; most recently modified version published online December 2021).
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