# Сорус папоротника Polypodium aureum

- By: Anatoly Mikhaltsov
- Date: 2014-08-30
- Classification: Photograph
- Museum: [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:%D0%A1%D0%BE%D1%80%D1%83%D1%81_%D0%BF%D0%B0%D0%BF%D0%BE%D1%80%D0%BE%D1%82%D0%BD%D0%B8%D0%BA%D0%B0_Polypodium_aureum.jpg)
- Rights: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0)
- Picture: https://upload.wikimedia.org/wikipedia/commons/thumb/8/80/%D0%A1%D0%BE%D1%80%D1%83%D1%81_%D0%BF%D0%B0%D0%BF%D0%BE%D1%80%D0%BE%D1%82%D0%BD%D0%B8%D0%BA%D0%B0_Polypodium_aureum.jpg/1920px-%D0%A1%D0%BE%D1%80%D1%83%D1%81_%D0%BF%D0%B0%D0%BF%D0%BE%D1%80%D0%BE%D1%82%D0%BD%D0%B8%D0%BA%D0%B0_Polypodium_aureum.jpg
- Who can see it: Kids profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)

Fern Polypodium aureum Sorus

Sorus length: 2 mm Sorus is composed of many sporangia that contain spores. You can see rings similar to worms. There are numerous frond stomata around the sorus. Light microscopy, incident light

Total magnification – 50x, focus stacking - 166 images