spore case

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. organ containing or producing spores
• Syn:
sporangium, spore sac
• Hypernyms:
reproductive structure
• Hyponyms:
megasporangium, macrosporangium, microsporangium, eusporangium, leptosporangium, tetrasporangium
2. specialized leaf branch in certain aquatic ferns that encloses the sori or clusters of sporangia
• Syn:
sporocarp
• Hypernyms:
reproductive structure