sexual generation

American  

noun

1. the gametophyte generation in the alternation of generations in plants that produces a zygote from male and female gametes.

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Etymology

Origin of sexual generation

First recorded in 1875–80

Example Sentences

De Bary thinks that he is authorized in assuming the probability that the conceptacles and organs of fructification of others of the Ascomycetes, including the Discomycetes and the Tuberacei, are the results of sexual generation.

From Fungi: Their Nature and Uses by Cooke, M. C. (Mordecai Cubitt)

The sexual generation is always a leafy plant, which is not developed directly from the spore but is borne on a well-marked and usually filamentous protonema.

From Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria" by Various

The sexual generation of chain salps gives rise to forms which reproduce by buds.

From Thomas Henry Huxley; A Sketch Of His Life And Work by Mitchell, P. Chalmers (Peter Chalmers)

Along with that remarkable process which, beginning in minute forms with what is called conjugation, developed into sexual generation, there came into play causes of frequent and marked fortuitous variations.

From Essays: Scientific, Political, & Speculative, Vol. I by Spencer, Herbert

The sexual generation is a small green thalloid structure called a prothallium, which bears antheridia and archegonia, each archegonium having a neck-canal and oosphere, which is fertilized just as in the moss.

From Scientific American Supplement, No. 531, March 6, 1886 by Various