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Tricyrtis hirta through a grid on roadside sustaining wall, Hakone, Japan
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Adiantum capillus-veneris hanging down from the ceiling of a bridge, Beyrut, Libanon
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Statue covered in green algae at cave entrance, Yamaguchi, Japan
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Bryophyts on stone wall joints, Izu, Japan
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Stone wall covered by mosses, Hakone, Japan
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Buddleja japonica on a stone wall along the road, Hakone, Japan
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Tricyrtis hirta on a vertical stone wall, Hakone, Japan
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Primulina dryas growing spontaneously on a building façade, Canton, China, Photo by Claude Antoniazzi
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Corydalis ochroleuca, spontaneous on stone stairs, Saint-Antonin-Noble-Val, France
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Corydalis ochroleuca, flowers close-up, Saint-Antonin-Noble-Val, France
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Herbaceous plants and Ficus benghalensis along a gutter, Mumbai, India
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Ficus benghalensis seedling in a wall fissure, Bombay, India
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Ficus root penetrating a gutter, Halong, Vietnam
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Young Ficus religiosa whose roots are penetrating the old house wall, Mumbai, India
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Loosed stone wall due to the penetration of Lagerstroemia calyculata roots, Angkor, Cambodia
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Ficus religiosa root system covering a tree, grids, wall and sidewalk, Mumbai, India
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Strangling Ficus gibbosa has killed his Tetrameles nudiflora host, Ta Phrom, Angkor, Cambodia
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Tetrameles nudiflora on a crumbled wall of Beng Melea Angkor temple, Cambodia
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Wrapping root system of Tetrameles nudiflora, Ta Phrom, Angkor, Cambodia
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Tetrameles nudiflora , roots wrapping and stabilizing the stones, Ta Prohm temple, Angkor, Cambodia
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Buddha head gently wrapped in Ficus religiosa roots, Ayutthaya, Thailand
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Old empty pockets surrounded by bright green vigorous mosses create an unexpected magic sight on a Vertical Garden by Patrick Blanc
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Cyathodium cavernarum exhibiting bright green iridescence on vertical stone walls of a ruin, now in forest understory, Gandhi NP, Bombay
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Cyathodium cavernarum exhibiting bright green iridescence on a vertical stone wall of a ruin, now in forest understory, Gandhi NP, Bombay
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Conandron ramondioides on a stone wall, Hakone, Japan
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Conandron ramondioides population on a man made stone wall, Hakone, Japan
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Conandron ramondioides population on a man made stone wall, most individuals reduced to a single leaf, Hakone, Japan
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Conandron ramondioides population flowering on a man made stone wall, Hakone, Japan
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Saxifraga stolonifera flowering on a man made stone wall, Hakone, Japan
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Toraja house roof covered by mosses, many fern species and orchids, Rantepao, Tana Toraja, South Sulawesi
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Toraja roof of rice barn covered by mosses and ferns, mostly Davallia denticulata, Rantepao, Tana Toraja, South Sulawesi
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Toraja houses rice barns, an old traditional tongkonan one with bamboo roof covered by plants and a modern one with corrugated metal sheet roof not allowing plant installation, Tana Toraja, South Sulawesi
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Toraja houses, an old traditional tongkonan one with bamboo roof covered by plants and a modern one with corrugated metal sheet roof not allowing plant installation, Tana Toraja, South Sulawesi
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Toraja traditional tongkonan house under construction with the bamboo almost vertical roof later spontaneously covered by mosses and ferns, Tana Toraja, South Sulawesi
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Toraja house roof made of half bamboos horiontally installed as tiles allowing spontaneous colonisation by plants like mosses, ferns and orchids creating water and temperature insulation, Lemo, South Sulawesi
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Toraja house roof made of half bamboos horiontally installed as tiles allowing spontaneous installation of mosses, ferns like this Vittaria ensiformis creating water and temperature insulation, Lemo, South Sulawesi
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Toraja tongkonan house roof made of horiontally installed bamboo sticks allowing spontaneous installation of mosses and ferns like Pyrrosia longifolia and Drynaria sparsisora as well as some Ficus, Makale, South Sulawesi
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Toraja house roof covered by mosses and ferns, long hanging Davallia denticulata, Lemo, Tana Toraja, South Sulawesi
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Toraja house tongkonan traditional bamboo roof covered by mosses, erect orchids and ferns, mostly Pyrrosia lanceolata , Lemo, Tana Toraja, South Sulawesi
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Toraja tongkonan house roof covered by mosses and ferns, especially Davallia denticulata, Pyrrosia lanceolata and Drynaria sparsisora with erect foliage fronds, Lemo, Tana Toraja, South Sulawesi