Definitions
from The Century Dictionary.
- noun In botany, an increase in the number of members or organs in a whorl, as when a normally pentamerous calyx has six or more sepals, as is occasionally the case in the plum. Foliage, leaves, and all the parts of the flowers may be so affected.
Etymologies
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Examples
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The distinction between the two modes in which the parts of the flower are increased in number has been pointed out by Engelmann, Moquin, and others, and the two seem to require distinctive epithets; hence the application of the terms polyphylly and pleiotaxy, as here proposed.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Maxwell T. Masters
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"polyphylly," using the word in the same sense as in ordinary descriptive botany, while "pleiotaxy" may be applied to those cases in which the number of whorls is increased.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Maxwell T. Masters
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Most of these cases of polyphylly affecting the calyx may be explained by lateral chorisis or fission.
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Maxwell T. Masters
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Gynoecium (see pistils) enlargement of, 430 meiophylly of, 399 meiotaxy of, 406 pleiotaxy of, 388 polyphylly of, 363 suppression of, 406
Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Maxwell T. Masters
mollusque commented on the word polyphylly
The condition of having numerous leaves. Compare polyphyly.
April 6, 2008