Patrick Blanc in a cave with rocks covered by dark blue green Cyanobacteria and bright green Algae, Payakumbuh, West Sumatra, Dec. 2016
Patrick Blanc in a cave with rocks covered by blue green Cyanobacteria due to some faint penetration of light, Payakumbuh, West Sumatra, Dec. 2016
Patrick Blanc among the roots of a Ficus growing on a limestone cliff, Payakumbuh, West Sumatra, Dec. 2016
Patrick Blanc among the roots of a Ficus growing on a limestone cliff close to cave entrance, Payakumbuh, West Sumatra, Dec. 2016
Patrick Blanc under huge Drynaria ferns growing on vertical shaded limestone cliff, with long pendant glaucous fronds, maybe a form of Drynaria quercifolia, Payakumbuh, West Sumatra, Dec. 2016
Patrick Blanc leaning against a vertical limestone wall in a cave with dark blue green Cyanobacteria and bright green Algae covering the rock surface, Payakumbuh, West Sumatra, Dec. 2016
Patrick Blanc among huge Drynaria fronds growing on vertical shaded limestone cliff, with long pendant glaucous fronds, maybe a form of Drynaria quercifolia, Payakumbuh, West Sumatra, Dec. 2016