All the plant photographies are performed by Patrick Blanc and their use must go with the photo caption and the mention "copyright Patrick Blanc"
  • Ravenala grandis, population of characteristic single stemmed individuals invading the deforested slopes at mid altitude in the eastern areas, Beforona, Madagascar, photo Marcel Hladik

    Ravenala grandis, population of characteristic single stemmed individuals invading the deforested slopes at mid altitude in the eastern areas, Beforona, Madagascar, photo Marcel Hladik

  • 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

    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

  • Patrick Blanc and Annette Hladik just after observing Ravenala blancii and Ravenala hladikorum in their habitat near Andasibe,, Madagascar, June 1998, photo Pascal Heni

    Patrick Blanc and Annette Hladik just after observing Ravenala blancii and Ravenala hladikorum in their habitat near Andasibe,, Madagascar, June 1998, photo Pascal Heni

  • Blanc Patrick, N. Rabanandrianina, A. Hladik, CM Hladik, 1999 -  Ravenala, formes sympatriques et allopatriques - Terre et Vie, 54, 201-223

    Blanc Patrick, N. Rabanandrianina, A. Hladik, CM Hladik, 1999 - Ravenala, formes sympatriques et allopatriques - Terre et Vie, 54, 201-223

  • Hladik A., P. Blanc, N.Dumetz, V. Jeannoda, N. Rabenandrianina, CM Hladik - 2000 - Ravenala, repartition et dynamique forestière, Mem. Soc. Biogeo. Paris, 93-104

    Hladik A., P. Blanc, N.Dumetz, V. Jeannoda, N. Rabenandrianina, CM Hladik - 2000 - Ravenala, repartition et dynamique forestière, Mem. Soc. Biogeo. Paris, 93-104

  • Blanc Patrick, A. Hladik and C.M. Hladik - 2001-  Arbre Voyageur, Diversité, Hommes et Plantes, 40, 39-47

    Blanc Patrick, A. Hladik and C.M. Hladik - 2001- Arbre Voyageur, Diversité, Hommes et Plantes, 40, 39-47

  • Hladik C. M., P. Blanc and A. Hladik, 2002 - Arbre Voyageur, Usages et Diffusion - Hommes et Plantes, 41, 18-27

    Hladik C. M., P. Blanc and A. Hladik, 2002 - Arbre Voyageur, Usages et Diffusion - Hommes et Plantes, 41, 18-27

  • 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

    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

  • 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)

    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)

  • 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

    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

  • 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

    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

  • Ravenala hladikorum (left) with petiolate leaves and ravenala blancii (right) with decurrent leaf blade, juvenile individuals side by side in forest understory, Andasibe, Madagascar, photo Patrick Blanc

    Ravenala hladikorum (left) with petiolate leaves and ravenala blancii (right) with decurrent leaf blade, juvenile individuals side by side in forest understory, Andasibe, Madagascar, photo Patrick Blanc

  • Ravenala blancii, young individual, bases of the decurrent leaf blades, Andasibe, Madagascar, photo Patrick Blanc

    Ravenala blancii, young individual, bases of the decurrent leaf blades, Andasibe, Madagascar, photo Patrick Blanc

  • 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

    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

  • Ravenala blancii, young individual in forest understory with parabolic decurrent leaf blades, Andasibe, Madagascar, photo Patrick Blanc

    Ravenala blancii, young individual in forest understory with parabolic decurrent leaf blades, Andasibe, Madagascar, photo Patrick Blanc

  • Ravenala blancii, parabolic long decurrent leaf blades resulting in a global torus funnel shape of leaf arrangement, Andasibe, Madagascar, photo Patrick Blanc

    Ravenala blancii, parabolic long decurrent leaf blades resulting in a global torus funnel shape of leaf arrangement, Andasibe, Madagascar, photo Patrick Blanc

  • Ravenala blancii, juvenile in forest understory exhibiting a global funnel torus leaf arrangement and long decurrent blades, Andasibe, Madagascar, photo Patrick Blanc

    Ravenala blancii, juvenile in forest understory exhibiting a global funnel torus leaf arrangement and long decurrent blades, Andasibe, Madagascar, photo Patrick Blanc

  • 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

    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

  • Ravenala blancii, tall juvenile stage still exhibiting decurrent unpetioled leaf blade with Nelson Rabenandrianina, Andasibe, Madagascar, photo Patrick Blanc

    Ravenala blancii, tall juvenile stage still exhibiting decurrent unpetioled leaf blade with Nelson Rabenandrianina, Andasibe, Madagascar, photo Patrick Blanc

  • Ravenala blancii, post juvenile stage marked by the initiation of pseudo petiole, the leaf blade still decurrent, Andasibe, Madagascar, photo Patrick Blanc

    Ravenala blancii, post juvenile stage marked by the initiation of pseudo petiole, the leaf blade still decurrent, Andasibe, Madagascar, photo Patrick Blanc

  • Ravenala blancii, post juvenile stage with initiation of petiole, the blade still parabolic and somewhat decurrent, Andasibe, Madagascar, Photo Patrick Blanc

    Ravenala blancii, post juvenile stage with initiation of petiole, the blade still parabolic and somewhat decurrent, Andasibe, Madagascar, Photo Patrick Blanc

  • Ravenala blancii, post juvenile stage marked by the progressive initiation of pseudo petiole, the older leaf blades still decurrent, Andasibe, Madagascar, photo Patrick Blanc

    Ravenala blancii, post juvenile stage marked by the progressive initiation of pseudo petiole, the older leaf blades still decurrent, Andasibe, Madagascar, photo Patrick Blanc

  • Ravenala blancii, symmetric insertion of post juvenile leaf blade along the mid rib but strong basal asymmetric venation, Andasibe, Madagascar, Photo Patrick Blanc

    Ravenala blancii, symmetric insertion of post juvenile leaf blade along the mid rib but strong basal asymmetric venation, Andasibe, Madagascar, Photo Patrick Blanc

  • Ravenala blancii, adult flowering individual reaching the forest canopy, Andasibe, Madagascar, photo Marcel Hladik

    Ravenala blancii, adult flowering individual reaching the forest canopy, Andasibe, Madagascar, photo Marcel Hladik

  • Ravenala blancii, adult flowering individual in the forest canopy, few  and quite small living leaves distributed in a regular fan, Andasibe, Madagascar, photo Marcel Hladik

    Ravenala blancii, adult flowering individual in the forest canopy, few and quite small living leaves distributed in a regular fan, Andasibe, Madagascar, photo Marcel Hladik

  • Ravenala blancii, adult individual flowering in forest, Andasibe, Madagascar, photo CM Hladik

    Ravenala blancii, adult individual flowering in forest, Andasibe, Madagascar, photo CM Hladik

  • Ravenala blancii, mature flowering individual with characteristic few leaves, Andasibe, Madagascar, photo Marcel Hladik

    Ravenala blancii, mature flowering individual with characteristic few leaves, Andasibe, Madagascar, photo Marcel Hladik

  • Ravenala blancii, the small and the large inflorescences of the type specimen Hladik 6760, Andasibe, Madagascar, photo Annette Hladik

    Ravenala blancii, the small and the large inflorescences of the type specimen Hladik 6760, Andasibe, Madagascar, photo Annette Hladik

  • Ravenala blancii, inflorescence and leaf of the type specimen Hladik 6760, the leaf base being symmetric, the overlapping sheath reaching the top of the pseudo petiole, Andasibe, Madagascar

    Ravenala blancii, inflorescence and leaf of the type specimen Hladik 6760, the leaf base being symmetric, the overlapping sheath reaching the top of the pseudo petiole, Andasibe, Madagascar

  • Ravenala blancii, the small inflorescence of the type specimen Hladik 6760, Andasibe, Madagascar, photo Annette Hladik

    Ravenala blancii, the small inflorescence of the type specimen Hladik 6760, Andasibe, Madagascar, photo Annette Hladik

  • Ravenala blancii, bracts, petals, stamens and pistil of the type specimen Hladik 6760, Andasibe, Madagascar, photo Annette Hladik

    Ravenala blancii, bracts, petals, stamens and pistil of the type specimen Hladik 6760, Andasibe, Madagascar, photo Annette Hladik

  • Ravenala blancii, flowers of the type specimen Hladik 6760, Andasibe, Madagascar, photo AnnetteHladik

    Ravenala blancii, flowers of the type specimen Hladik 6760, Andasibe, Madagascar, photo AnnetteHladik

  • Ravenala blancii, cincinnus of sequencially opening flowers in the type specimen, Hladik 6760, Andasibe, Madagascar, photo Annette Hladik

    Ravenala blancii, cincinnus of sequencially opening flowers in the type specimen, Hladik 6760, Andasibe, Madagascar, photo Annette Hladik

  • Ravenala blancii, one flower of the type specimen Hladik 6760 with petaloid sepals, petals, stamens and pistil, Andasibe, Madagascar, photo Annette Hladik

    Ravenala blancii, one flower of the type specimen Hladik 6760 with petaloid sepals, petals, stamens and pistil, Andasibe, Madagascar, photo Annette Hladik

  • Ravenala grandis (left) and Ravenala blancii (right), comparison between cut inflorescences, Andasibe, Madagascar, photo Annette Hladik

    Ravenala grandis (left) and Ravenala blancii (right), comparison between cut inflorescences, Andasibe, Madagascar, photo Annette Hladik

  • Ravenala blancii (left) infructescence with torn and degraded bracts, and Ravenala hladikorum (right) with stiff persistant bracts, Andasibe, Madagascar, photo Marcel Hladik

    Ravenala blancii (left) infructescence with torn and degraded bracts, and Ravenala hladikorum (right) with stiff persistant bracts, Andasibe, Madagascar, photo Marcel Hladik

  • Ravenala blancii infructescence with torn and degraded bracts, and pointed conical fruit apex, Andasibe, Madagascar, photo Marcel Hladik

    Ravenala blancii infructescence with torn and degraded bracts, and pointed conical fruit apex, Andasibe, Madagascar, photo Marcel Hladik

  • Ravenala blancii (left) and Ravenala hladikorum (right) maturing fruits, Andasibe, Madagascar, photo Marcel Hladik

    Ravenala blancii (left) and Ravenala hladikorum (right) maturing fruits, Andasibe, Madagascar, photo Marcel Hladik

  • Ravenala hladikorum (left) and Ravenala blancii (right) mature infructescences with opening ripe dry fruits, Andasibe, Madagascar, photo Marcel Hladik

    Ravenala hladikorum (left) and Ravenala blancii (right) mature infructescences with opening ripe dry fruits, Andasibe, Madagascar, photo Marcel Hladik

  • Ravenala blancii (left) with pointed conical apex and Ravenala hladikorum (right) with truncated apex, Andasibe, Madagascar, photo Marcel Hladik

    Ravenala blancii (left) with pointed conical apex and Ravenala hladikorum (right) with truncated apex, Andasibe, Madagascar, photo Marcel Hladik

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