1. Information about lichens
   What are lichens?
   http: //dma.be/p/slca/middenschool/bionet/liche...
   
   
2. Lichen
   Lichens are symbiotic organisms made up by the association of microscopic green algae or cyanobacteria and filamentous fungi..
   http: //academickids.com/encyclopedia/index.php...
   
   
3. Lichen Pictures
   A variety of pictures of lichens.
   http: //botany.hawaii.edu/cpsu/pictures/0.html
   
   
4. Lichens
   Discover the World of LichensLearn how to Identify these Mysterious Organisms
   http: //mgd.NACSE.ORG/hyperSQL/lichenland/
   
   
5. Lichens of the Miller Springs Nature Center
   A nature guide to the non-crustose lichens found on trees.
   http: //vvm.com/~jevans/flichens.html
   
   
6. Olof Swartz Lichen Types
   Scanned lichen images of specimens and labels.
   http: //linnaeus.nrm.se/botany/kbo/sw/welcome.html....
   
   
7. University of Michigan Herbarium Home Page
   Significant plant collections from North America vascular plants, fungi, lichens, mosses, marine algae,Mexico vascular plants and mosses.
   http: //herb.lsa.umich.edu/index.htm