Definition of protogynous in English:


Line breaks: prot|ogyn|ous
Pronunciation: /prəʊˈtɒdʒɪnəs


Botany & Zoology
(Of a hermaphrodite flower or animal) having the female reproductive organs come to maturity before the male. The opposite of protandrous.
More example sentences
  • The pistillate flower of the cyathium develops before the male ones; thus each cyathium is functionally a protogynous hermaphrodite ‘flower’.
  • Female wrasses are called protogynous hermaphrodites, which means they can change sex to become males should there be a need, such as when a dominant male is eaten, dies, or is chased away.
  • Flowers of this species are protogynous, visited by a good variety of insects, and capable of both self-and cross-fertilization.



More example sentences
  • However, the form of dichogamy (protogyny and protandry) is likely to have different consequences for autogamy versus geitonogamy.
  • Protandry (and the less frequent, opposite pattern called protogyny) may occur for different reasons in different taxa.
  • At the extreme, true prolificacy leads to protogyny whereas normal maize shows protandry.

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