Diadelphous meaning

dīə-dĕlfəs
Arranged in two bundles or sets by the fusion of the filaments.
adjective
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Gathered into two groups or bundles of equal or different number. The stamens of certain flowers, such as those of some members of the bean family, are diadelphous.
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Having the filaments of a flower united into two groups.

Diadelphous stamens.

adjective
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Having stamens so arranged.
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(botany) Having its stamens fused together at least partly by the filaments so that they form two separate bundles, or a bundle and a lone separate stamen.
adjective
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Having the stamens so arranged, as in the sweet pea.
adjective
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Origin of diadelphous

  • di– Greek adelphos brother

    From American Heritage Dictionary of the English Language, 5th Edition

Diadelphous Sentence Examples

  • The stamens are diadelphous, nine of them being united by their filaments (f), while one of them (e) is free; st, stigma; c, calyx.

  • Changes are produced in the whorl of stamens by cohesion of the filaments to a greater or less extent, while the anthers remain free; thus, all the filaments of the androecium may unite, forming a tube round the pistil, or a central bundle when the pistil is abortive, the stamens becoming monadelphous, as occurs in plants of the Mallow tribe; or they may be arranged in two bundles, the stamens being diadelphous, as in Polygala, Fumaria and Pea; in this case the bundles may be equal or unequal.

  • The stamens are diadelphous, nine of them being united by their filaments f, while the uppermost one (e) is free; st, stigma, c, calyx.

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