American Heritage® Dictionary of the English Language, Fourth Edition
- adj. Botany Having the male and female reproductive organs borne on separate individuals of the same species.
- adj. Botany Characterized by species in which the male and female reproductive organs occur on different individuals; sexually distinct.
- adj. botany Having the male and female reproductive organs on separate plants (of the same species) rather than different parts of the same plant.
- adj. zoology Having two distinct sexes.
- adj. having male and female reproductive organs in separate plants or animals
- di- + -oecious (Wiktionary)
- From New Latin Dioecia, former class name : di-1 + Greek oikiā, a dwelling; see weik-1 in Indo-European roots. (American Heritage® Dictionary of the English Language, Fourth Edition)
“The botanist explained this to his companions, by saying that these were the male plants, and the growing ones the females; for hemp is what is termed by botanists "dioecious" -- that, is, having male flowers on one plant, and female ones upon another.”
“It is moneocious, which indeed Jacquin, by whom the genus was established, concluded it to be, although first described as dioecious by Gaertner, whose account has been adopted, probably without examination, by”
The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c.
“Unionidae are dioecious, meaning they have separate sexes.”
“But unlike most tree species common in the U.S., the ginkgo is dioecious, meaning trees are male or female.”
“Clams reproduce sexually and like most mollusks they are hermaphroditic although some soft shelled clams are dioecious, meaning they have distinct genders”
“Clams reproduce sexually and like most mollusks they are hermaphroditic, although some soft shelled clams are dioecious, meaning they have distinct genders.”
“Ginkgos are dioecious, meaning they are found with two separate sexes (either female or male).”
“In 1812, Konrad Sprengel first wrote about dioecious (separate-sexed) plants that produce pollen abundantly.”
“Examples are that almonds have been eaten since the Bronze Age and may have originated in Persia; birch trees were probably the first trees to restore land scraped bare by glaciers; ginkgos are prehistoric dioecious trees that, through fossil record, predate conifers.”
“Most species are hermaphroditic, 9% are dioecious, and 9% are monoecious.”
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