Patrick Blanc and Nicolas Hulot observing the golden succulent trunk of an old Adenium obesum, Socotra, March 2005
Patrick Blanc on a vertical cliff explaining to Nicolas Hulot the growth habits of Dorstenia gigas, Socotra, March 2005
Patrick Blanc on a vertical cliff, explaining the growth habits of Dorstenia gigas, Socotra, March 2005
Patrick Blanc climbing on a vertical cliff to observe a Dorstenia gigas population, Socotra, March 2005
Patrick Blanc climbing along a vertical cliff to observe a Dorstenia gigas population, Socotra, March 2005