dichogamous

[ dahy-kog-uh-muhs ]

adjective

, Botany.

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

dichogamous

/ dī-kŏg′ə-məs /

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

Other Words From

• nondi·cho·gamic adjective
• nondi·choga·mous adjective

Word History and Origins

Origin of dichogamous¹

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

Example Sentences

Plants in which proterandry or proterogyny occurs are called dichogamous.

From Project Gutenberg

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 Project Gutenberg

Flowers are dichogamous when the anthers discharge their pollen either before or after the stigmas of that flower are in a condition to receive it.

From Project Gutenberg

Sprengel dichogamous, in which the pollen and stigma of the same flower are matured at different periods; or those called by me reciprocally dimorphic, in which the flower's own pollen is not fitted to fertilise its own stigma; or again, the many kinds in which curious mechanical contrivances exist, effectually preventing self-fertilisation.

From Project Gutenberg

Sprengel, C. K., on dichogamous plants, ii.

From Project Gutenberg