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(of an ovule) inverted at an early stage of growth, so that the micropyle is turned toward the funicle and the embryonic root is at the opposite end.
historical examples

fertile flowers consisting of a single ovary tapering into a short style; stigmas 2–4, awl-shaped; ovule erect, anatropous.
the manual of the botany of the northern united states asa gray

ovary 1-celled, with an anatropous ovule; stigma sessile, entire.
the manual of the botany of the northern united states asa gray

raphe, the adherent funiculus connecting the hilum and chalaza in anatropous or amphitropous ovules or seeds.
seeds of michigan weeds w. j. (william james) beal

anatropous ovule of a violet, the parts lettered as in the last.
the elements of botany asa gray

rhaphe, the continuation of the seed-stalk along the side of an anatropous ovule or seed, 112, 126.
the elements of botany asa gray

seed of a violet (anatropous): a, hilum; b, rhaphe; c, chalaza.
the elements of botany asa gray

seed of a larkspur (also anatropous); the parts lettered as in the last.
the elements of botany asa gray

the ridge or adnate funicle which in an anatropous ovule connects the two ends.
the manual of the botany of the northern united states asa gray

rhaphe, the line or ridge which runs from the hilum to the chalaza in anatropous and amphitropous seeds.
the elements of botany asa gray

the seeds that are truncate at one end are anatropous, some of them resembling those of red clover are half anatropous.
seeds of michigan weeds w. j. (william james) beal

adjective
(of a plant ovule) inverted during development by a bending of the stalk (funicle) attaching it to the carpel wall compare orthotropous