ascus; seed pod
Technical term in mycology for the sac-like structure in ascomycete fungi where spores develop; also used for seed pods in botany.
Ascomycetes produce spores inside the ascus.
The seed pod of this plant splits open when ripe.
microsporangium
gametangium
From 子 (child, offspring) and 嚢 (sac, bag), referring to the sac-like structure containing spores or seeds.