Monday, April 29, 2013

Lichens in ultraviolet light

Lichen shows different colors and fluorescence in ultraviolet light. This is a Common Orange Lichen (Xanthoria parietina) grown on a tree in a farming area. In visible light it has a yellow color, in long wave ultraviolet light a red and in short wave ultraviolet light a yellow to green color. The red fluorescence is produced by chlorophyll. 

In visible light:

Xanthoria parietina

In long wave ultraviolet light:
Xanthoria parietina uv light

In short wave ultraviolet light:

Xanthoria parietina uv light

This post is linked with Macro Monday and Orange Monday.


  1. I had to come back after looking around your blog and say how breathtaking your photography is - the mason bee is incredible.

  2. What you are talking about with the ultraviolet rays and the changing of the color is way way over my head, but I can tell you this...the images are stunning in their colors and texture. Wonderful photography. You are very talented. genie

  3. Interesting photos. Thanks for sharing.

  4. Interesting series. Lichen is very pretty.


Thank you for the comment and the visit.

Related Posts Plugin for WordPress, Blogger...