- See megasporangium.
- A sporangium or conceptacle containing only big spores; against microsporangium. Both are observed in the genera Selaginella, Isoetes, and Marsilea, all of which are ferns or remotely allied to ferns.
- A sporangium or conceptacle containing just large spores; -- opposed to microsporangium. Both are located within the genera Selaginella, Isoctes, and Marsilia, flowers remotely allied to ferns.
- A sporangium containing macrospores. It is homologous with the ovule of flowering flowers. Also referred to as goniotheca.
- a plant structure that produces megaspores
Sentence for "macrosporangium"
Antonym for "macrosporangium"
Hypernym for "macrosporangium"
Variant for "macrosporangium"