Usnea rubicunda IMG_0361.jpg

Creative Commons Licence

Usnea rubicunda, thallus on bark of Davidia involucrata, Cornwall, England. The minor branches are green in part due to algae growing on the surface of the thallus.

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