Today more about Lichen shots in visible and ultraviolet light, especially how damaged or dead lichen look like.
[click on image to see a larger one]
These UV images here also uses my standardized false UV color normal + high intensity palette:
Dead Lichen (bottom of picture):
So it gets clear, that the UV image reveals living lichen, by its UV reflection, in the case of these species here at around 380nm.
Stay tuned, more will follow on that fascinating subject...
More info on this very interesting field may be found on my site http://www.pbase.com/kds315/uv_photos