anatropous

[ uh-na-truh-puh s ]

/ əˈnæ trə pəs /

(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.

Origin of anatropous

First recorded in 1840–50; ana- + -tropous

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
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 Larkspur (also anatropous); the parts lettered as in the last.

The Elements of Botany |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

Seed of a Violet (anatropous): a, hilum; b, rhaphe; c, chalaza.

The Elements of Botany |Asa Gray

anatropous

/ (əˈnætrəpəs) /

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

C19: from ana- (inverted) + -tropous