Lichens

“A lichen (/ˈlaɪkən/ LY-kən, UK also /ˈlɪtʃən/ LITCH-ən) is a composite organism that arises from algae or cyanobacteria living among filaments of multiple fungi species[1] in a mutualistic relationship.”. On the rope side barriers to the the Luz Boardwalk. The synthetic rope is hardening in the sun and the fibers break off as sharp little splinters.