anatropous

American  

[uh-na-truh-puhs] / əˈnæ trə pəs /

adjective

Botany.

1. (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.

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anatropous British  

/ əˈnætrəpəs /

adjective

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

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Etymology

Origin of anatropous

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

Example Sentences

Seeds numerous, anatropous, with a short and minute embryo at the base of the albumen.—Leaves circinate in the bud, i.e., rolled up from the apex to the base as in Ferns.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa

Seed suspended, anatropous; embryo straight in copious albumen.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa

Seed anatropous, erect, filled by the large embryo with its hemispherical fleshy cotyledons.—A small and inconspicuous annual, with minute solitary flowers on axillary peduncles.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa

Seeds 2 or more in each cell, pendulous from the axis, anatropous, their outer coat loose and separating.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa

Seeds very numerous, anatropous, with a thick wing-like seed-coat and little if any albumen.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Gray, Asa