Search result Photosynthesis

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© Marie Aymerez / Biosphoto

Beech (Fagus sylvatica) leaves with sunlight shining through them in early autumn, Rhone, France

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© Jean-Philippe Delobelle / Biosphoto

Complex of saxicolous lichens on quartzites in Savoy. Lecidea fuscoatra var. grisella ? (brown crustacean) + Rhizocarpon geographicum (yellow crustacean) etc. Grande Sassière Nature Reserve, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Complex of saxicolous lichens on quartzites in Savoy. Brodoa atrofusca (gray foliaceous) + Rhizocarpon geographicum (yellow crustacean) Lecidea spp., Aspicilia spp. etc. - Grande Sassière Nature Reserve, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Filamentous algae in spring water. Water probably enriched with nitrates, France

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© Jean-Philippe Delobelle / Biosphoto

Crustacean lichens of the genus Rhizocarpon (geographicum) on quartzite. Vanoise National Park, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Photosynthesis, fern and beech leaves capture the sun's light energy with their chlorophyll in Chartreuse, Isère, France.

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© Jean-Philippe Delobelle / Biosphoto

Oxygen bubbles in filamentous green algae. Photosynthesis produces oxygen, here trapped between the tight filaments of a green alga, Gulf of Calvi, Corsica.

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© Jean-Philippe Delobelle / Biosphoto

Crustose lichen Xanthoria elegans on a quartzite wall, Saxicolous, nitrophilous, thermophilous and heliophilous species with mountainous tendencies, Grande Sassière Reserve, Vanoise, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Crustose lichen Xanthoria elegans on a quartzite wall, Saxicolous, nitrophilous, thermophilous and heliophilous species with mountainous tendencies, Grande Sassière Reserve, Vanoise, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Lichens foliacés ombiliqués sur des schistes dans les Cévennes, Umbilicaria crustulosa (lichen lépreux jaune : chrysothrix ), Mont Aigoual, Cévennes, France

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© Jean-Philippe Delobelle / Biosphoto

Foliose and fruticose corticolous lichens on the bark of a Judas tree, Parmelias sulcata, flavoparmelias and Ramalina (fruticose), Cevennes, France

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© Jean-Philippe Delobelle / Biosphoto

Complex of saxicolous lichens on quartzites in Savoie, Brodoa atrofusca (grey foliaceous) + Rhizocarpon geographicum (yellow crustacean), Grande Sassière Nature Reserve, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Complex of saxicolous lichens on quartzites in Savoie, Brodoa atrofusca (grey foliaceous) + Rhizocarpon geographicum (yellow crustaceous) and Aspicilia sp (grey crustaceous), Grande Sassière Nature Reserve, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Corticolous foliaceous lichens on the bark of a tree in Vanoise. A foliaceous lichen with a very large bottle-green thallus: Pleurosticta acetabulum, with large vase-shaped apothecia (up to 2 cm in diameter) and in grey, Parmelia sulcata, very common.

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© Jean-Philippe Delobelle / Biosphoto

Crustacean lichens of the genus Lecanora in the Haut Var, Shield lichen (Lecanora concolor), saxicolous, calcifuge species of the middle mountains, Southern Alps, France

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© Jean-Philippe Delobelle / Biosphoto

Terrestrial lichens of the genus Cladonia (Cladonia pyxidata) on the cement of an old bridge in the Cévennes, France

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© Jean-Philippe Delobelle / Biosphoto

Terrestrial lichens of the genus Cladonia (Cladonia pyxidata) on the cement of an old bridge in the Cévennes, France

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© Jean-Philippe Delobelle / Biosphoto

Lichens terrestres du genre Cladonia, Thalle complexe avec un thalle primaire squamuleux et un thalle secondaire en forme de trompette (podétions) qui sont les organes porteurs d’apothécies chez les cladonias, lichens très diversifiés. Vanoise, France

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© Jean-Philippe Delobelle / Biosphoto

Alley of hundred-year-old plane trees in autumn. Chambery, Savoie, France

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© Marie Aymerez / Biosphoto

Banana (Musa sp.) leaf with raindrops, Ubatuba, Sao Paulo State, Brazil

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© Jean-Philippe Delobelle / Biosphoto

Dense grassland in an open Robinia forest, Alès region, Gard, France

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© Jean-Philippe Delobelle / Biosphoto

Bamboo grove in the Cevennes near Anduze, Gard, France

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© Jean-Philippe Delobelle / Biosphoto

Rock-shield Lichen (Xanthoparmelia conspersa) on shale in the Cevennes, France

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© Jean-Philippe Delobelle / Biosphoto

Crustacean lichen (Solenopsora cesatii) on sandstone from Annot, Alpes de Haute Provence, France

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© Jean-Philippe Delobelle / Biosphoto

Crustacean lichen (Rhizocarpon geographicum) on Annot sandstone, Lac des Sagnes, Haute Ubaye, Southern Alps, France

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© Jean-Philippe Delobelle / Biosphoto

Foliose lichens (Xanthoparmelia stenophylla) on red pelites, Gorges de Daluis, Southern Alps, France

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© Jean-Philippe Delobelle / Biosphoto

Yellow and grey fruticose lichens on larch bark, these two lichens are very common on mountain trees like larch - Yellow: Letharia vulpina (toxic), grey: Pseudevernia furfuracea (fragrant), Hautes Alpes, France

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© Jean-Philippe Delobelle / Biosphoto

Foliage Lichen (Hypogymnia physodes) a lichen species sensitive to air pollution and used for biomonitoring on birch bark, France

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© Jean-Philippe Delobelle / Biosphoto

Leaves of Paleyellow iris (Iris pseudacorus), marsh iris or false acore iris, in backlight.

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© Jean-Philippe Delobelle / Biosphoto

Association of foliose corticolous lichens on the bark of a tree, Common greenshield lichen (Flavoparmelia caperata) and Hammered shield lichen (Parmelia sulcata) on a tree, the mosses are in fact liverworts, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Leafy lichen and its apothecia (Parmelina carporrhizans) on a bark. The apothecia are the reproductive organs of the mushroom. Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Saxicolous crustacean lichen (Solenopsora cesatii) on a stone cross. Crescent moon morphology characteristic of this saxicolous species - Its size indicates an age of several decades. Massif des Bauges, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Saxicolous crustacean lichen (Solenopsora cesatii) on a stone cross. Crescent moon morphology characteristic of this saxicolous species - Its size indicates an age of several decades. Massif des Bauges, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Association of fructicose and foliaceous lichens on the bark of a tree. Lichen (Anaptychia ciliaris) in the centre, yellow Cartilage Lichen (Ramalina fraxinea), and grey Hammered shield lichen Parmelia (Parmelia sulcata), associated on a tree trunk. Massif des Bauges, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Crustaceous, gelatinous and foliaceous lichens on a mountain trunk. This living mosaic presents the 3 typical forms of lichen thallus, fungi associated with algae. Massif des Bauges, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Crustaceous, gelatinous and foliaceous lichens on a mountain trunk. This living mosaic presents the 3 typical forms of lichen thallus, fungi associated with algae. Massif des Bauges, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Great Ciliated Lichen (Anaptychia ciliaris), elegant fructicular lichen of open forests. The fructicular thallus forms strips bordered by delicate cilia, Massif des Bauges, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Great Ciliated Lichen (Anaptychia ciliaris), elegant fructicular lichen of open forests. The fructicular thallus forms strips bordered by delicate cilia and bears apothecia (reproductive organs of the fungus), Massif des Bauges, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Corticolous foliaceous lichen and its apothecia Frosted lichen (Physconia distorta). The apothecia are the reproductive organs of the mushroom, Massif des Bauges, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Leafy lichen and its apothecia Matted lichen (Pannaria rubiginosa) on a tree bark. The bluish-grey colour is characteristic of the species. The apothecia are the reproductive organs of the mushroom. Massif des Bauges, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Corticolous crustacean lichens of the genus Lecanora on a beech trunk. Lecanora form mosaics on most smooth trunks. The apothecia (discs) are the reproductive organs of the fungus. Massif des Bauges, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Association of fructicose and foliaceous lichens on the bark of a tree Yellow fructicose Strap lichen (Ramalina farinacea), left, and grey foliaceous Hammered shield lichen (Parmelia (Parmelia sulcata) associated on the trunk of a tree, Savoie, France

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© Jean-Philippe Delobelle / Biosphoto

Fruiting lichen, tree moss (Pseudevernia furfuracea), very common in mountain forests. Corticolous species, omnipresent on the bark of mountain forests, sensitive to pollution and used as a bio-indicator of radioelements. Massif des Bauges. Savoie. France

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© Jean-Philippe Delobelle / Biosphoto

Association of foliaceous and fructicolous corticolous lichens on the bark of a tree on a rainy day, Green foliaceous: Crescent frost lichen (Physconia perisidiosa), Grey foliaceous: Parmelia lichen (Parmelia spp) and Pale yellow fructicolous: Strap lichen (Ramalina farinacea), Esterel, Var, France

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© Jean-Philippe Delobelle / Biosphoto

Association of foliaceous and fructicolous corticolous lichens on the bark of a tree on a rainy day, Grey foliaceous: Parmelia lichen (Parmelia spp) and Pale yellow fructicolous: Strap lichen (Ramalina farinacea), Esterel, Var, France

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© Jean-Philippe Delobelle / Biosphoto

Association of foliaceous and fructicolous corticolous lichens on the bark of a tree on a rainy day, Green foliaceous: Crescent frost lichen (Physconia perisidiosa) and Pale yellow fructicolous: Strap lichen (Ramalina farinacea), Esterel, Var, France

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© Jean-Michel Groult / Biosphoto

Make a Amaryllis (Hippeastrum sp) bloom again. 2. The bulb participates in photosynthesis when exposed to light.

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© Aqua Press / Biosphoto

Sagittaria leaves with oxygen bubbles in aquarium

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• Non exclusive sale

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© Aqua Press / Biosphoto

Riccia fluitans with oxygen bubbles in aquarium

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• Non exclusive sale

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© Aqua Press / Biosphoto

Plants with oxygen bubbles in aquarium

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• Non exclusive sale