peristome
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Example Sentences
Example:The aperture of the moss capsule is called the peristome.
Definition:An opening or aperture; a hole or gap. In botany, it reflects the structural opening in certain plant organs.
From aperture
Example:The peristome is a kind of valve that controls the release of spores in botanical structures.
Definition:A device for closing and opening a passage, particularly in biological structures, allowing controlled release or flow.
From valve
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