diadelphous

[dahy-uh-del-fuhs]

adjective

Botany.

1. (of stamens) united into two sets by their filaments.

2. (of plants) having the stamens so united.

diadelphous

/ ˌdaɪəˈdɛlfəs /

adjective

1. (of stamens) having united filaments so that they are arranged in two groups

2. (of flowers) having diadelphous stamens

diadelphous

1. 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.

2. Having stamens so arranged.

Word History and Origins

Origin of diadelphous¹

First recorded in 1800–10; di- ¹ + -adelphous

Word History and Origins

Origin of diadelphous¹

C19: from _di- ¹ + Greek adelphos brother

Example Sentences

Petals free from the diadelphous stamens; standard ovate or roundish, its claw often remote from the others; wings obovate or oblong; keel incurved.

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Stamens diadelphous or sometimes monadelphous.

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Filaments monadelphous below in a tube which is adherent to the corolla, diadelphous at the summit.—A climbing biennial, with thrice-pinnate leaves, cut-lobed delicate leaflets, and ample panicles of drooping white or purplish flowers.

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Stamens diadelphous in two sets of 5 each.

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Stamens diadelphous, 9 and 1, or monadelphous below.

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