Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Facing outward; turned away from the axis.
from The Century Dictionary.
- In botany, turned outward: applied to an anther which is turned away from the axis of the flower and faces the perianth.
- In zoology, turned out or away from the body: correlated with antrorse, introrse, and retrorse.
from the GNU version of the Collaborative International Dictionary of English.
- adjective (Bot.) Facing outwards, or away from the axis of growth; -- said esp. of anthers occupying the outer side of the filament.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective botany Said of
anthers dehiscing outwards from the center of the flower.
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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Alexander Braun notices the transformation of pistils into stamens in Chives (_Allium Scorodoprasum_), and in which three stamens appeared in the place of as many pistils, and had extrorse anthers, while the six normal anthers are introrse.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Maxwell T. Masters
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The anthers are at first introrse, but just before the bud opens they assume this position [sketch] and then turn right over and become extrorse.
The Life and Letters of Thomas Henry Huxley Huxley, Leonard 1900
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The anthers are at first introrse, but just before the bud opens they assume this position [sketch] and then turn right over and become extrorse.
Life and Letters of Thomas Henry Huxley — Volume 3 Leonard Huxley 1896
jsfalzone commented on the word extrorse
turned outward...
March 16, 2009