introrse

[ in-trawrs ]

adjective

, Botany.

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

introrse

/ ɪnˈtrɔːs /

adjective

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

introrse

/ 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.

Derived Forms

• inˈtrorsely, adverb

Other Words From

• in·trorsely adverb

Word History and Origins

Origin of introrse¹

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

Word History and Origins

Origin of introrse¹

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

Example Sentences

Burmanniaceæ, 496 Anthers introrse or versatile, opening lengthwise.

From Project Gutenberg

Stamens 5, with connivent introrse anthers.

From Project Gutenberg

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

From Project Gutenberg

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 Project Gutenberg

Stamens 6, included; anthers short, introrse.

From Project Gutenberg