Adiantum philippense sori

Licence: 
Creative Commons Licence
Description: 

Adiantum philippense displays spore packets (sori) that are covered by the edge of the leaflet folded back over them. In botanical terms this is known as a false indusium.

Image from Ferns of Thailand, Laos and Cambodia (2014)

Taxonomic name: 
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith