However, there are many other mosses that are yellow and yellow-green.
Call up this Wikipedia article and on the menu bar select edit -> Find
Type "yellow" (without the quote marks) in the little search window at the
bottom of the page
Then click on the up and down arrows to find the word yellow.
http://en.wikipedia.org/wiki/Lichen
See if you can find this phrase in this Wikipedia article:
"Most poisonous lichens are yellow."
Sincere regards,
Mike Stewart
PS I found this by going to http://www.google.com
And searching for " Lichen Yellow Moss"
There are several different lichen species that are yellow. The following might be helpful:
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