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

Ovary 2–5-celled, with a single anatropous ovule suspended from the top of each cell, ripening into a berry-like drupe, with as many seeds as cells.

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 anatropous, small, without albumen.—Mostly herbs, with opposite or alternate leaves.

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

Fruit indehiscent, 1–4-celled, with a single anatropous seed suspended from the summit of each cell.

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 anatropous or nearly so, with a straight embryo in the axis of fleshy albumen.—An order represented in our gardens by the Narcissus, Daffodil, Snowdrop, etc., but with very few indigenous representatives in this country.

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 numerous, anatropous, often crested, with a minute embryo at the base of fleshy and oily albumen.—Leaves alternate, without stipules.

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