sporogonium

American  

[spawr-uh-goh-nee-uhm, spohr-] / ˌspɔr əˈgoʊ ni əm, ˌspoʊr- /

noun

Botany.

plural

sporogonia

1. the sporangium of mosses and liverworts.

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sporogonium British  

/ ˌspɔːrəʊˈɡəʊnɪəm, ˌspɒ- /

noun

1. the sporophyte of mosses and liverworts, consisting of a spore-bearing capsule on a short stalk that arises from the parent plant (the gametophyte)

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Other Word Forms

• sporogonial adjective

Etymology

Origin of sporogonium

First recorded in 1870–75; sporo- + -gonium

Example Sentences

The young sporogonium is protected by a thick calyptra derived from the tissue of the thallus around the archegonium.

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

In none of the liverworts does the sporogonium develop by means of an apical cell, as is the rule in mosses.

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

The sporogonium has a small foot and practically no seta, and differs in the development and structure of its capsule from all other mosses.

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

The perianth serves also to enclose and protect the sporogonium during its development.

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

Parallel with the evolution of the gametophyte in form and structure, a progression can be traced in the sporogonium, although the simplest sporogonia available for study may owe much of their simplicity to reduction.

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