linkedin post 2019-12-08 06:46:08
WHOPPING INCREASE IN STOMATA DENSITIES. "By the time large laminate leaves became widespread in late Devonian/early Carboniferous fossil floras, the concentration of atmospheric CO2 had fallen, and stomatal densities had increased by up to a 100 times the value of early vascular land plant axes." http://aob.oxfordjournals.org/content/96/3/345.full.pdf View in LinkedIn