introrse

American  

[in-trawrs] / ɪnˈtrɔrs /

adjective

Botany.

1. turned or facing inward, as anthers that open toward the gynoecium.

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introrse British  

/ ɪnˈtrɔːs /

adjective

1. botany turned inwards or towards the axis, as anthers that shed their pollen towards the centre of the flower

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introrse Scientific  

/ ĭn′trôrs′ /

1. Facing inwards toward the axis around which a flower is arranged. Used of anthers and the direction in which they open to release pollen.

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Other Word Forms

• introrsely adverb

Etymology

Origin of introrse

1835–45; < Latin introrsus, contraction of *intrōversus toward the inside. See intro-, versus

Example Sentences

Anthers, introrse; style, short; stigma, three-lobed; berry, red, spherical, three-celled; cells, two-seeded.

From Asparagus, its culture for home use and for market: a practical treatise on the planting, cultivation, harvesting, marketing, and preserving of asparagus, with notes on its history by Hexamer, F. M.

Stamens 6; anthers linear, on short filaments, adnate, usually introrse; the cells opening down the margins.

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

Proper stamens 5, alternate with the petals, persistent; anthers introrse or subextrorse.

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

Stamens 6; anthers shorter than the slender filaments, oblong, extrorsely attached above the base, but the line of dehiscence of the closely contiguous parallel cells lateral or slightly introrse.

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

Flowers diœcious, with a 6-parted deciduous calyx; the sterile with 9 stamens in 3 rows; their anthers all introrse, 4-celled, 4-valved; fertile flowers with 12 or more rudiments of stamens and a globular ovary.

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