Posted by Susan Fawcett | Ferns, Object, Observations, What is this? | 0
January 16, 2014
May 24, 2021
November 25, 2020
December 14, 2016
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Based on an estimate of 51 families worldwide. Total number of families on this website = 50.
Based on an estimate of 337 genera worldwide. Total number of genera on this website = 286.
Based on an estimate of 11,916 species worldwide. Total number of species on this website = 1506.