Patrick Blanc looking at the white flowers of Hedychium forrestii around Topas Ecolodge, Sapa, Vietnam, Nov. 2017
Patrick Blanc testing the perfume of Hedychium forrestii flowers around Topas Ecolodge, Sapa, Vietnam, Nov. 2017
Patrick Blanc in front of the waterfall whose vertical rocks permanently sprayed by water are totally covered by plants, Thac Tinh Yeu, Sapa, Vietnam, Nov. 2017
Patrick Blanc observing a small Elatostema growing on mossy rocks, Thac Tinh Yeu, Sapa, Vietnam, Nov. 2017
Patrick Blanc in front of a small shaded waterfall whose rocks are covered by the rheophytic Acorus gramineus, Thac Tinh Yeu, Sapa, Vietnam, Nov. 2017
Patrick Blanc totally wet but happy to have reached a small shaded waterfall whose rocks are covered by the rheophytic Acorus gramineus, Thac Tinh Yeu, Sapa, Vietnam, Nov. 2017
Patrick Blanc climbing on the slippery rocks to reach a small shaded waterfall whose rocks are covered by the rheophytic Acorus gramineus, Thac Tinh Yeu, Sapa, Vietnam, Nov. 2017