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

Derived 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

Many hermaphrodite plants are, as first shewn by C. K. Sprengel, 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 and Selection in Relation to Sex, Vol. I by Darwin, Charles

We shall clearly understand why monoecious and dioecious,—why dichogamous, dimorphic and trimorphic plants exist, and many other such cases.

From The Variation of Animals and Plants under Domestication — Volume 2 by Darwin, Charles

Hibiscus vesicarius is strongly dichogamous, its pollen being shed before the stigmas are mature.

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