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单词 hercogamy
释义 hercogamy Bot.|həˈkɒgəmɪ|
Also herk-.
[f. Gr. ἕρκος fence, barrier + γάµος, -γαµια marriage.]
The prevention of self-fertilization in flowers by means of structural obstacles. So hercoˈgamic, herˈcogamous adjs., unable to be self-fertilized: see quot. 1880.
1880Gray Struct. Bot. (ed. 6) I. 414/2 Hercogamous(-us), Said of hermaphrodite flowers when some structural obstacle prevents autogamy.1883D. W. Thompson tr. Müller's Fertil. Flowers 20 Axell considers that a further advance is shown in passing from dichogamic to herkogamic flowers.1887H. M. Ward tr. Sachs' Phys. Plants 799 All the marvellous adaptations of Dichogamy, Heterostylism, Herkogamy..may be looked upon in this sense.
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