http://archive.bio.ed.ac.uk/jdeacon/microbes/lichen.htm http://archive.bio.ed.ac.uk/jdeacon/microbes/lichen.htm Lichens http://archive.bio.ed.ac.uk/jdeacon/microbes/lichen.htm http://archive.bio.ed.ac.uk/jdeacon/microbes/lichen.htm http://archive.bio.ed.ac.uk/jdeacon/microbes/lichen.htm Professor Jim Deacon “The Microbial World: Lichens” http://archive.bio.ed.ac.uk/jdeacon/microbes/lichen.htm http://archive.bio.ed.ac.uk/jdeacon/microbes/lichen.htm http://archive.bio.ed.ac.uk/jdeacon/microbes/lichen.htm this site http://archive.bio.ed.ac.uk/jdeacon/microbes/lichen.htm http://archive.bio.ed.ac.uk/jdeacon/microbes/lichen.htm http://archive.bio.ed.ac.uk/jdeacon/microbes/lichen.htm