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peristome::noun | Spocien Dictionary
| Type | Words |
|---|---|
| Type of | enation, plant process |
peristome::noun | Spocien Dictionary
| Type | Words |
|---|---|
| Type of | structure, bodily structure, body structure, complex body part, anatomical structure |
Examples of peristome
peristome
The aperture or peristome of the shell may be simple or variously modified.
From the en.wikipedia.org
This area, called the peristome, also includes five pairs of modified tube feet and, in many species, five pairs of gills.
From the en.wikipedia.org
Geastrum tends to have its spore sac opening surrounded by a peristome or a disc, in contrast with the single lacerate slit of A. hygrometricus.
From the en.wikipedia.org
- (botany) fringe of toothlike appendages surrounding the mouth of a moss capsule
- Region around the mouth in various invertebrates
- The word peristome is derived from the Greek peri, meaning 'around' or 'about', and stoma, 'mouth'. It is a term used to describe various anatomical features that surround an opening to an organ or structure. ...
- A border around an opening, especially the stoma of certain gasteromycetes.
- The region of the body around, and external to, the mouth. To deserve application of this term, the region must be modified to favour the acquisition of food.
- A ring of inward-directed teeth surrounding the opening of a moss capsule. The peristome teeth move in response to humidity, thus facilitating spore dispersal.
- The upper part of the moss capsule (sporangium) often specialized for gradual spore discharge.
- Structures resembling tiny teeth inside the top edge of a capsule; covered by an operculum before the sporophyte matures. (see exostome, endostome).
