# Bryum capillare peristome

- By: Des_Callaghan
- Classification: Photograph
- Museum: [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Bryum_capillare_peristome.jpg)
- Rights: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0)
- Picture: https://invisiblenetwork.ai/thumbs/commons/thumb/3/30/Bryum_capillare_peristome.jpg/1920px-Bryum_capillare_peristome.jpg
- Who can see it: Teens profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)

Mouth of sporophyte of the moss Bryum capillare, showing the open peristome (comprising endostome and exostome) which controls spore release. The real-world diameter of the subject is about 1.1 mm. The image is a composite stack of about 200 original images.