didynamous

American  

[dahy-din-uh-muhs] / daɪˈdɪn ə məs /

adjective

1. (of a flower) having four stamens in two pairs of different length.

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didynamous British  

/ daɪˈdɪnəməs /

adjective

1. (of plants) having four stamens arranged in two pairs of unequal length, as in the foxglove

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Other Word Forms

• didynamy
  noun

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Etymology

Origin of didynamous

1785–95; < New Latin Didynam ( ia ) name of the class (equivalent to di- di- ¹ + Greek dýnam ( is ) power ( see dynamic) + -ia -ia ) + -ous

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Example Sentences

See Examples For:

didynamous

Stamens didynamous, their lower parts grown to the tube of the corolla.

From The Medicinal Plants of the Philippines by Jerome Beers Thomas

Thus, in some flowers the stamens are didynamous, having only four out of five stamens developed, and the two corresponding to the upper part of the flower longer than the two lateral ones.

From Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 5 "Fleury, Claude" to "Foraker" by Various

Stamens 4, strongly didynamous, included, hairy; anthers approaching by pairs, 2-celled, the cells parallel, often pointed at base.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Asa Gray

Among normally didynamous plants such numerical restitution, so to speak, is not unusual; thus, in Veronica four and five stamens occur.

From Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants by Maxwell T. Masters

Stamens 4, slightly didynamous, incurved-ascending, scarcely exceeding the corolla.—A low, much branched annual, clammy-pubescent, with nearly entire lance-oblong 3-nerved leaves, and small pale blue flowers on axillary 1–3-flowered peduncles.

From The Manual of the Botany of the Northern United States Including the District East of the Mississippi and North of North Carolina and Tennessee by Asa Gray

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