peristome

[ˈpɛrɪstəʊm]

peristome Definition

• 1. the 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
• 2. a 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

• single peristome

  a peristome consisting of a single circle of teeth

  Example

• peristome teeth

  teeth that make up the peristome

  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.