sporocyst
/ˈspɒrəsɪst/Definitions
1. noun
A stage in the life cycle of certain parasitic flatworms (trematodes), consisting of an embryonic sac containing embryos.
“The life cycle of the trematode parasite includes a sporocyst stage.”
2. noun
A spore-bearing organ or structure.
“The sporocyst of the fern plant contains spores.”