Also found in: Encyclopedia, Wikipedia.


Having floral parts attached to or near the summit of the ovary, as in the flower of the apple, cucumber, or daffodil.

e·pig′y·ny (-nē) n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Botany) (of flowers) having the receptacle enclosing and fused with the gynoecium so that the other floral parts arise above it
[C19: from epi- + Greek gunē (female organ, pistil) + -ous]
eˈpigyny n
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ɪˈpɪdʒ ə nəs)

1. (of flowers) having all floral parts conjoint and generally divergent from the ovary at or near its summit.
2. (of stamens, petals, etc.) having the parts so arranged.
e•pig′y•ny, n.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
(2015) used a character that distinguished partly epigynous from epigynous, but this is not likely to be informative for placement of Canrightiopsis among Chloranthaceae and related fossils, since only Hedyosmum and the Asteropollis plant are fully epigynous.
4 mm long, white, margins minutely lacerate; ovary elliptic, 18-20 x 9-10 mm, green, glabrous, slightly sulcate; placentation central-apical; ovules cylindrical, obtuse; epigynous tube ca.
* An epigynous flower has an inferior ovary, or one that is attached to the stem below where the other flower parts are attached.
Stamens included; filaments complanate, lilac toward the apex, the antepetalous ones adnate to the petals for 6-8 mm, the antesepalous ones free; anther base obtuse-sagittate, apex apiculate, apiculus nigrescent, dorsifixed above the base at 1/3 of its length; pollen globose, diporate, exine psillate; stigma conduplicate-spiral, ellipsoid-capitate, lilac-purple, margins crenulate-lacerate; ovary obconic, trigonous, 8-9 mm long, 6-7 mm in diameter at the apex, white, glabrous, bearing inconspicuous longitudinal sulcus; placentation apical; ovules shortly caudate; epigynous tube inconspicuous, ca.
Perianth position, whether hypogynous at the junction with pedicel, or epigynous at the fruit apex, or expanded to form wings, helps with familial and ordinal identification (Table 1).
epigynous A flower with an inferior ovary; that is, one attached to the stem below where the other flower parts are attached.
dorsifixed near the middle), epigynous tube often lacking (vs.
5 mm in diameter at apex, subtrigonous, densely white-floccose-lepidote mainly toward the apex, greenish; epigynous tube inconspicuous; placentation apical; ovules apiculate.
basis of an epigynous, valvate perianth with opposite stamens; a single,
3.5 mm wide at apex, subtrigonous; epigynous tube lacking; placentation apical; ovules apiculate.