Marchantia quadrata

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Marchantia quadrata
Scop.

Previously known as Preissia quadrata, or Narrow Mushroom-headed Liverwort. This image shows immature female receptacles, each of which can have up to 8 sporophytes which develop inside a protective involucre. This specimen was growing in crevices in a wall at Visegrád Castle near Budapest in Hungary.

Side view of female receptacles showing involucres

You can see more images in our Species Finder page at https://www.britishbryologicalsociety.org.uk/learning/species-finder/marchantia-quadrata/.

Published: 1 June 2024