| http://www.w3.org/ns/prov#value | - If the trees truly grew where they now stand, any organic remains such as leaves or fern fronds would have decayed during the time required for the growth of the trees and before burial and petrification.One of the strongest arguments for coal being plant debris buried in place comes from the roots" (Stigmaria) of the upright petrified trees associated with the coal.
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