Definition of gemma in English:
noun (plural gemmae /ˈjemē/)Biology
1A small cellular body or bud that can separate to form a new organism.
- In addition to leaves, moss stems may bear structures for aesexual reproduction - gemmae or bulbils.
- Leiocoryphe gemma may be a paedomorphic species derived from some Upper Cambrian trilobite with an effaced cephalon.
- The surface of the outer perine is formed of a nearly homogenous layer giving rise to dimpled elements that are not clearly discrete (e.g., not gemmae or clavae).
1.1 another term for chlamydospore.
late 18th century (denoting a leaf bud, as distinct from a flower bud): from Latin, literally 'bud, jewel'.
Definition of gemma in:
- British & World English dictionary
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