[Taxacom] "moss" circles are actually liverwort

Mike Dallwitz m.j.dallwitz at netspeed.com.au
Fri Mar 23 18:58:34 CDT 2007

> So, the situation is all the more intriguing -- not only are we out of 
> the Arctic, we are on a different group of plants.

Growth rings might occur in anything that is growing at its periphery under 
fluctuating conditions - even non-living things such as hailstones. However, 
in many cases the rings mightn't be well preserved in an easily visible form.

Mike Dallwitz
Contact information: http://delta-intkey.com/contact/dallwitz.htm
DELTA home page: http://delta-intkey.com

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