dichogamous

American  

[dahy-kog-uh-muhs] / daɪˈkɒg ə məs /

Also dichogamic

adjective

Botany.

1. having the stamens and pistils maturing at different times, thereby preventing self-pollination, as a monoclinous flower (opposed to homogamous).

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dichogamous Scientific  

/ dī-kŏg′ə-məs /

1. Having pistils and stamens that mature at different times, thus promoting cross-pollination rather than self-pollination.

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Other Word Forms

• nondichogamic adjective
• nondichogamous adjective

Etymology

Origin of dichogamous

First recorded in 1855–60; dicho- + -gamous

Example Sentences

This would have been most likely to occur with dichogamous species, for without much care it is not easy to perceive whether their stigmas are ready to be fertilised when the anthers open.

From Effects of Cross and Self Fertilisation in the Vegetable Kingdom by Darwin, Charles

It is not rare to find hermaphrodite plants and others with separated sexes within the same genus; and it is common to find some of the species dichogamous and others maturing their sexual elements simultaneously.

From Effects of Cross and Self Fertilisation in the Vegetable Kingdom by Darwin, Charles

It is probable that different varieties would differ in this respect, as some are only feebly dichogamous.

From Effects of Cross and Self Fertilisation in the Vegetable Kingdom by Darwin, Charles

Sprengel, many hermaphrodite plants are dichogamous; that is, their male and female organs are not ready at the same time, so that they cannot be self-fertilised.

From The Descent of Man by Darwin, Charles

But I have been assured that the flowers of the prevailing Australian trees, namely, the Myrtaceae, swarm with insects, and if they are dichogamous they would be practically diclinous.

From Effects of Cross and Self Fertilisation in the Vegetable Kingdom by Darwin, Charles