Noun: spore case spor keys
- Organ containing or producing spores
"The spore case bursts open to release the mature spores";
- sporangium, spore sac
- Specialized leaf branch in certain aquatic ferns that encloses the sori or clusters of sporangia
"The spore cases of the water fern float on the surface of ponds";
- sporocarp
Derived forms: spore cases
Type of: reproductive structure