Lichens - years to cover just one square centimeter Lichens...

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There are some 16,000 species of lichens in the world. All are slow- growing but those that encrust the rocks of mountain peaks are particularly so. At high altitudes, there may be only a single day in a whole year when growth is possible and a lichen may take as long as 60
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Unformatted text preview: years to cover just one square centimeter. Lichens as big as plates, which are very common, are therefore likely to be hundreds if not thousands of years old. List the details of the paragraph: Main idea:...
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This note was uploaded on 04/02/2012 for the course RDG 091 taught by Professor Chaloka during the Spring '09 term at Moraine Valley Community College.

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