There are many different kinds of lichen, but all forms of lichen are made up of more than one microorganism. These groups of organisms are made up of...
library.thinkquest.org/CR0212089/lichen.htm
An introduction to backyard lichesn Since all three kinds of organism are profoundly different from one another, what lichens do is almost like merging a shrub with a dog to produce something that looks and lives unlike either shrub or dog!
www.backyardnature.net/lichens.htm www.backyardnature.net/lichens.htm
the algae (photobiont) is responsible for photosynthesis, while the fungus (mycobiont) makes up the bulk of the plant body (Hale 1969). It is estimated that there some 20,000 different kinds of lichens and lichenologists agree that the number of identified lichens will only continue to increase.
www.science.smith.edu/departments/SEM/pages/Sue/abstrac... www.science.smith.edu/departments/SEM/pages/Sue/abstract1.html
There are at least 15 thousand different species (kinds) of lichens. Most folks don't want to munch on lichens--many kinds just taste too bad.
findarticles.com/p/articles/mi_m0EPG/is_n9_v29/ai_17229... findarticles.com/p/articles/mi_m0EPG/is_n9_v29/ai_17229339/
The kinds of lichens found on an exposed surface are determined in part, by how long the surface has been exposed. New twigs have no lichens growing on them. Those lichens which do grow after a year or two are replaced after a while by different species and are in turn replaced by others.
ocid.nacse.org/classroom/lichens/denison/geninfo.html ocid.nacse.org/classroom/lichens/denison/geninfo.html
In areas where the air is healthy there are many different kinds of lichens and mosses. Lichen in a healthy countryside can be leafy, bushy, or "thready", and not simply flat and crusty.
intl.concord.org/beacon/lichen_team.html
Three kinds of lichen on koa haole, atop Koko Head, Honolulu, November 2009: orange hairy (filamentous), pale-green branched (fruticose), silvery flat...
www.flickr.com/photos/40295335@N00/4123852832/
Lichens are unusual creatures. A lichen is not a single organism the way most other living things are, but rather it is a combination of two organisms which live together intimately. For more about lichens, try the list of resources prepared by the American Bryological and Lichenological Society, or visit the World...
www.ucmp.berkeley.edu/fungi/lichens/lichens.html www.ucmp.berkeley.edu/fungi/lichens/lichens.html
There are more than 15,000 different kinds of lichens. Some look like a flaky crust growing on rocks and trees. Some are flat and leafy looking. Some look like little bushy plants and others hang from the trees. Reindeer lichen looks like tiny antlers.
www.saskschools.ca/~gregory/arctic/Aplants3.html
For a new site with approx. 6,300 photos of lichens and lichen-related topics, please go to the Sharnoff Photography website and click on the Lichens Home Page For photos of lichens see:
www.lichen.com/