Patrick Blanc and Francis Hallé holding a Mussaenda sample during the preparation of the last Canopy Raft expedition in Laos, January 2012, photo Dany Cleyet Marrel
Patrick Blanc and Francis Hallé holding a Mussaenda sample during the preparation of the last Canopy Raft expedition in Laos, January 2012, photo Dany Cleyet Marrel