peristome Definition
- 1the fringe of teeth around the mouth of a capsule in mosses and related plants, typically consisting of two concentric rings that open when dry to release spores
- 2a ring of cilia around the mouth of certain protozoans, used for feeding or locomotion
Phrases with peristome
double peristome
a peristome consisting of two concentric circles of teeth
Example
Example
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Summary: peristome in Brief
A 'peristome' [ˈpɛrɪstəʊm] is a fringe of teeth around the mouth of a capsule in mosses and related plants, or a ring of cilia around the mouth of certain protozoans. The peristome consists of two concentric rings that open when dry to release spores. It can be either a double peristome or a single peristome, and its teeth make up the peristome.