introrse

[ in-trawrs ]

adjectiveBotany.

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

Origin of introrse

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

Other words from introrse

in·trorse·ly, adverb

Words Nearby introrse

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use introrse in a sentence

Proper stamens 5, alternate with the petals, persistent; anthers introrse or subextrorse.
The Manual of the Botany of the Northern United States | Asa Gray
Stamens 6, inserted at the base of the divisions; filaments slender, anthers short, introrse.
The Manual of the Botany of the Northern United States | Asa Gray
Stamens 6; anthers linear, on short filaments, adnate, usually introrse; the cells opening down the margins.
The Manual of the Botany of the Northern United States | Asa Gray
Filaments awl-shaped; anthers short, innate or somewhat introrse, 2-celled.
The Manual of the Botany of the Northern United States | Asa Gray
Sometimes, from their versatile nature, anthers originally introrse become extrorse, as in the Passion-flower and Oxalis.
Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 | Various

British Dictionary definitions for introrse

introrse

/ (ɪnˈtrɔːs) /

adjective

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

Origin of introrse

C19: from Latin introrsus, contraction of intrōversus, from intro- + versus turned, from vertere to turn

Derived forms of introrse

introrsely, adverb

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for introrse

introrse

[ ĭn′trôrs′ ]

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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