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.

---

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

---

Etymology

Origin of anatropous

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

Example Sentences

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

Seed suspended, anatropous, with a large embryo and no albumen.—Flowers in panicled or clustered cymes.

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 several or many in each cell, anatropous, club-shaped, pointed, raised on a long hairy-tufted stalk, like a coma.

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 a berry-like drupe, with 6–9 seed-like nutlets, each containing an erect anatropous seed.

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

Ovary 1–2-celled, with a single anatropous ovule suspended from the summit of each cell; styles 2, short, diverging, stigmatic along the inner edge.

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