Definition of microsporangium in English:
microsporangium
nounPlural microsporangia ˌmʌɪkrə(ʊ)spəˈrandʒɪəmˌmīkrōspəˈranj(ē)əm
Botany A sporangium containing microspores.
Example sentencesExamples
- The microsprophylls of cycads are arranged in strobili and bear clusters of microsporangia on their abaxial surface.
- Each anther has four microsporangia arranged in pairs in the two lobes.
- The pollen organs are synangia, each consisting of a ring of microsporangia united at their bases around a hollow center, a common feature among so called pteridosperms.
- In pollen cones, microsporangia are borne on a single bract without a trace of a second, subtending structure.
- Within the microsporangium, the microspores are embedded in a foamy mass that is dispersed as ‘floats’.