| 释义 |
DioeciaenUK
Di`oe´ci`a (dî`ē´shĭ`å)
| n. pl. | 1. | (Bot.) A Linnæan class of plants having the stamens and pistils on different plants. | | 2. | (Zool.) A subclass of gastropod mollusks in which the sexes are separate. It includes most of the large marine species, like the conchs, cones, and cowries. |
DioeciaenUK
Dioecia plants in which male (staminate) and female (pistillate) flowers or male and female sex organs (in nonflower-ing plants) are found not in one individual but in different ones. To the Dioecia belong the willow, aspen, and hemp. |