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Toutes les photographies ont été prises par Patrick Blanc et leur usage doit être accompagné de leur légende et de la mention "copyright Patrick Blanc"
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Patrick Blanc among scattered individuals of the single trunked Ravenala grandis in a savoka, the old abandoned fields regularly submitted to seasonal fires, Brickaville, Madagascar, Aug. 2024
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Patrick Blanc and Ravenala blancii in forest understory among the 3 m long narrow parabolic leaf blades with decurrent not petioled base, Anamalazaotra NP, Andasibe, Madagascar, Aug. 2024
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Patrick Blanc and Ravenala hladikorum with the characteristic papyraceous brown splitted leaf sheath margin, Analamazoatra PN, Andasibe, Madagascar, Aug. 2024
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Patrick Blanc between the much floriferous short petioled Ravenala agatheae and the long petioled Ravenala sp. nov. Gold and Green, Maromaniry, Nosy Be, Madagascar, Aug. 2024
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Ravenala cf. menahirana with characteristic red leaf sheaths, cultivated near Bangalore, India
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Ravenala madagascariensis, a characteristic suckering clump on a sandy hill while Pascal Héni is filming other clumps in habitat, Ankin'ny Nofy Reserve, Canal des Pangalanes, Madagascar, Aug. 2024
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Haevermans T., Hladik A., Hladik C. M., Razanatsoa J., Haevermans A., Jeannoda V. and P. Blanc, 2021 - .Description of five new species of the Madagascan flagship plant genus Ravenala, Strelitziaceae, Nature Scientific Reports - 11, 1 - 14,
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Blanc Patrick, N. Rabanandrianina, A. Hladik, CM Hladik, 1999 - Ravenala, formes sympatriques et allopatriques - Terre et Vie, 54, 201-223
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Hladik A., P. Blanc, N.Dumetz, V. Jeannoda, N. Rabenandrianina, CM Hladik - 2000 - Ravenala, repartition et dynamique forestière, Mem. Soc. Biogeo. Paris, 93-104
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Blanc Patrick, A. Hladik and C.M. Hladik - 2001- Arbre Voyageur, Diversité, Hommes et Plantes, 40, 39-47
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Hladik C. M., P. Blanc and A. Hladik, 2002 - Arbre Voyageur, Usages et Diffusion - Hommes et Plantes, 41, 18-27
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Blanc Patrick, A. Hladik, N. Rabenandrianina, JS Robert, CM Hladik, 2003 - Variants of Ravenala - in Goodman and Benstead eds - The Natural History of Madagascar, 472-476 Univ. Chicago Press
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Blanc P., 2002, Etre Plante à l'ombre des forêts tropicales, P. 202 and 203, discusssion about the secondarily acquired adaptive value of the funnel or torus global shape in forest understory of Ravenala blancii (as R. Malama)
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Blanc P., 2002, Etre Plante à l'ombre des forêts tropicales, P. 402 and 403, habitat of Ravenala grandis (as R. Bemavo) on inselbergs and R. madagascariensis (as R. Horonhorona) in swampy lowgrounds, Madagascar
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Patrick Blanc and Annette Hladik just after observing Ravenala blancii and Ravenala hladikorum in their habitat near Andasibe, Madagascar, June 1998, photo Pascal Heni
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Patrick Blanc explaining to Nelson Rabenandrianina the morphological differences between the yet unnamed Ravenala blancii (malama) and Ravenala hladikorum (hiranhirana), Andasibe, Madagascar, June 1998, photo Pascal Heni
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Patrick Blanc and Annette Hladik discussing about the seedling differences between the yet unnamed Ravenala blancii (malama) and Ravenala hladikorum (hiranhirana), Andasibe, Madagascar, June 1998, photo Pascal Heni
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Patrick Blanc and an isolated Ravenala blancii in a village at 1500 m asl, Anjepy, Madagascar, Aug. 2024
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Patrick Blanc at the base of a tall old Ravenala blancii, probably a survivor of the primary forest in the park of the Vakona Forest Lodge, Andasibe, Madagascar, Aug. 2024
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Patrick Blanc and Ravenala blancii as a forest survivor in the Vakona Forest Lodge park, Andasibe, Madagascar, Aug. 2024
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Patrick Blanc between two tall Ravenala blancii surviving as witness of forest remnants in the Vakona Forest Lodge park, Andasibe, Madagascar, Aug. 2024
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Patrick Blanc observing the huge swollen base of the solitary Ravenala blancii in the Vakona Forest Lodge park, Andasibe, Madagascar, Aug. 2024
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Patrick Blanc at the base of a 10 m tall Ravenala blancii in forest understory, Anjozorobe Angavo, 1350 m asl, Madagascar, Aug. 2024
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Patrick Blanc at the base of a tall Ravenala blancii in forest understory, Anjozorobe Angavo, 1350 m asl, Madagascar, Aug. 2024
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Patrick Blanc observing a young Ravenala blancii with long narrow parabolic decurrent leaves without petiole, Anamalazaotra NP, Andasibe, Madagascar, Aug. 2024
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Ravenala blancii, young individual in forest understory with parabolic decurrent leaf blades, Andasibe, Madagascar, photo Patrick Blanc
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Ravenala blancii, young individual exhibiting the characteristic spiral torus funnel shape of the global foliage due to early lower blade torsion, Andasibe, Madagascar, photo Patrick Blanc
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Ravenala blancii, young individual, bases of the decurrent leaf blades, Andasibe, Madagascar, photo Patrick Blanc
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Ravenala blancii, young individual with global torus or funnel arrangement of the leaves due to a secondary axial symmetry, Anamalazaotra NP, Andasibe, Madagascar
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Ravenala blancii, young individual with global funnel arrangement of the leaves due to a secondary axial symmetry, Anamalazaotra NP, Andasibe, Madagascar
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Ravenala blancii, juvenile in forest understory exhibiting a global funnel torus leaf arrangement and long decurrent blades, Andasibe, Madagascar, photo Patrick Blanc
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Patrick Blanc and Ravenala blancii in forest understory, the 3 m long parabolic leaf blades being still decurrent with a short petiole, Anamalazaotra NP, Andasibe, Madagascar, Aug. 2024
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Ravenala blancii, post juvenile stage marked by the initiation of pseudo petiole, the leaf blade still decurrent, Andasibe, Madagascar, photo Patrick Blanc
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Ravenala blancii, post juvenile stage marked by the progressive initiation of pseudo petiole, the older leaf blades still decurrent, Andasibe, Madagascar, photo Patrick Blanc
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Patrick Blanc and Ravenala blancii, a short petiole is initiated once the parabolic narrow leaf blades are 3 to 4 m long, Anamalazaotra NP, Andasibe, Madagascar, Aug. 2024
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Ravenala blancii, post juvenile stage with initiation of petiole, the blade still parabolic and somewhat decurrent, Andasibe, Madagascar, Photo Patrick Blanc
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Ravenala blancii, tall juvenile stage still exhibiting decurrent unpetioled leaf blade with Nelson Rabenandrianina, Andasibe, Madagascar, June 1998, photo Patrick Blanc
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Ravenala blancii with long decurrent leaf blades and Ravanala hladikorum with petiolate leaves growing side by side in forest understory, Andasibe, Madagascar, photo Patrick Blanc
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Ravenala blancii with long decurrent leaf blades on the left and Ravanala hladikorum with petiolate leaves on the right, growing side by side in forest understory, Andasibe, Madagascar, photo Patrick Blanc
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Ravenala blancii, symmetric insertion of post juvenile leaf blade along the mid rib but strong basal asymmetric venation, Andasibe, Madagascar, Photo Patrick Blanc
