Birches (Betula sp.) growing on a granite outcrop. This example shows that trees are generally better adapted to more porous substrates such as found on jointed granite. The trees' deeper root systems, compared to grasses and herbs, may explore water from deeper layers where it is protected against evaporation.

Keywords

plant, plutonic rocks

Created

Saturday 7 July 2012 by Martin Mergili in Asia / Mongolia (2833 visits)