/ˌmɒnə(ʊ)spəˈran(d)ʒɪə/, U.S. /ˌmɑnoʊspəˈrændʒiə/, /ˌmɑnoʊˌspoʊˈrændʒiə/.monosporangiumn.
/ˌmɒnə(ʊ)spəˈran(d)ʒɪəm/, U.S. /ˌmɑnoʊspəˈrændʒiəm/, /ˌmɑnoʊˌspoʊˈrændʒiəm//ˌmɒnə(ʊ)spəˈran(d)ʒɪə/, U.S. /ˌmɑnoʊspəˈrændʒiə/, /ˌmɑnoʊˌspoʊˈrændʒiə/. Botany.
A sporangium containing or producing monospores, characteristic of some red algae. Usually in plural.
ΘΚΠ
the world > plants > part of plant > reproductive part(s) > spore or sporule > [noun] > type of > monospore or monosporangium
monospore1876
monosporangium1892
1892 Jrnl. Quekett Microsc. Club July 25 The monosporangia are terminal, on one- or two-celled branches.
1987 R. L. Fletcher Seaweeds Brit. Isles III. i. 36 For the great majority of algae the spores, often referred to as zoospores or swarmers, are motile. Exceptions include the non-motile monospores (produced in monosporangia) in algae such as Acinetospora and Tilopteris.
1993 European Jrnl. Phycol. 28 231 Thorea clavata is differentiated from T. zollingeri by having fewer monosporangia per cluster.
Derivatives
monospoˈrangial adj.
ΚΠ
1987 Canad. Jrnl. Bot. 65 532 In all culture situations plants reproduced asexually by means of recycling generations of monosporangial plants.
1997 Phycologia 36 68 Gametangial and monosporangial plants.
This entry has been updated (OED Third Edition, December 2002; most recently modified version published online March 2022).
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n.1892