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Patrick Blanc and Monique Belin on the Canopy Raft, Radeau des Cimes, Ebodjé, Campo, Cameroon, Nov. 1991, photo by Raphael Gaillarde
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Patrick Blanc and Daniel Barthélémy on the Luge des Cimes just after collecting botanical samples in the forest canopy, Radeau des Cimes (Canopy Raft) Expedition, Ebodjé, Campo, Cameroon, Nov. 1991
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Patrick Blanc and Danielle Clair-Maczulajtys on the canopy raft while measuring photosynthetic activity of Dialium pachyphyllum in full bloom, Campo, Cameroun, 1991
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Patrick Blanc and Pascal Héni on the Canopy Raft, 40 m above forest floor, both happy just after Patrick discovered Cercestis blancii while climbing to the top, Ebodje, Campo, Cameroon, 1991, photo by Gilles Ebersolt
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Patrick Blanc observing the bright yellow flowers of Salacia zenkeri, a cauliflorous liana in same habitat as Cercestis blancii during the Radeau des Cimes mission, Campo, Cameroon, Oct. 1991
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Patrick Blanc observing the monophyllous Streptocarpus (syn. Acanthonema) strigosum, Campo, Cameroon, Oct. 1991, photo Raphael Gaillarde
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Patrick Blanc photographying Crinum natans in a forest stream, Campo, Cameroun, Dec. 1991
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Patrick Blanc holding a specimen of Nephthytis poissonii and the rheophytic Anubias barteri fixed on rock in forest stream, Canopy Raft expedition, Campo, Cameroon, Oct. 1991
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Patrick Blanc and Pascal Héni feeding the bat, Myonycteris torquata, Canopy Raft expedition, Cameroon, Oct. 1991
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Site of the Radeau des Cimes scientific expedition where Patrick Blanc discovered Cercestis blancii, Ebodje, Campo, Cameroon, Oct. to Dec.. 1991, photo Dany Cleyet-Marrel
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Patrick Blanc holding a bag of botanical samples including Cercestis camerunensis during the Canopy Raft expedition, Ebodjé, Campo, Cameroon, Nov. 1991
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Bernard Nkongmeneck from the National Herbarium in Yaoundé who was at the head of the Cameroon botanists team during the Canopy Raft expedition in 1991 in the Campo area
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Patrick Blanc observing a sample of a male Piper guineense, Canopy Raft expedition, Campo, Cameroon, 1991
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Patrick Blanc and Francis Hallé observing a botanical sample, Canopy Raft Expedition, Campo, Cameroon, Nov. 1991
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Patrick Blanc lecturing about his conception of growth habits of mature tree crowns in the canopy at the Canopy Raft field station, Ebodje where he discovered Cercestis blancii, Campo, Cameroon, Nov.1991
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Rapport de Mission Radeau des Cimes, Cameroun 1991
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Blanc P. - 1992 - Comment poussent les couronnes d'arbres dans la canopée ? In F. Hallé et O. Pascal Eds, Biologie d'une canopee de forêt equatoriale 2 , Fondation ELF, Paris, 155 - 172
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Blanc P. - 2012 - Interprétation de la dynamique croissance des couronnes d'arbres dans la canopée
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Tree crown construction, opposite concepts by Francis Hallé and Patrick Blanc, Gardenlab 2020, 9
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Cercestis blancii, an herbaceous Monocot climber and Dipterocarpus sp., a tree reaching forest canopy, both exhibiting similar bifurcating branching pattern and architecture due to recurrent traumatisms
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Cercestis blancii, almost impossible to detect from forest floor while it climbs along the horizontal branches of small forest trees, Ebodjé, Campo, Cameroon
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Cercestis blancii, difficult to spot among the leaves of the small forest trees, Ebodje, Campo, Cameroon
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Cercestis blancii creeping on the branches of a small forest tree, Ebodje, Campo, Cameroon
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Cercestis blancii displaying its leaves in the crown of a small forest tree, Ebodje, Campo, Cameroon
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Cercestis blancii down from its host tree trunk in disturbed forest, Nkol Elon, Campo, Cameroun
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Patrick Blanc holding an adult flowering individual of Cercestis blancii, Nkol Elon, Campo, Cameroon, March 2017
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Cercestis blancii, stem and leaves while it was climbing along a Garcinia trunk, Ebodjé, Campo, Cameroon
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Professor Raymond Schnell, at the head of the Laboratory of Tropical Botany, Paris 6 University, where Patrick Blanc began to study Araceae in 1975 for his Ph D
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Field note book by Patrick Blanc on 10th Dec. 1991, explaining the growth habits of his newly discovered Cercestis sp. 91-249, finally named Cercestis blancii in 2025, Ebodje, Campo, Cameroon
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Distribution map of Cercestis blancii with the type locality of the Radeau des Cimes expedition, 1991, the 2017, 2018 and 2023 sites, all sites outside the protected Campo Ma'an National Park, Cameroon
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Innocent Medjo presenting a freshly collected specimen of Cercestis blancii, Nkol Elon, Campo, Cameroon, March 2017
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Patrick Blanc, Innocent Medjo and Bernard Riera, Grotte à Buffle, Nkol Elon, Campo, Cameroon, just before Patrick collects Cercestis blancii with Innocent, March 2017
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Patrick Blanc and Eric Ngansop observing the maturing infructescence of Ampelopsis africana while looking for specimens of Cercestis blancii, Ebodje, Campo, Cameroon, Sept. 2023
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Patrick Blanc with Marc Jeanson and Innocent Medjo holding a specimen of Cercestis blancii, Ebodje, Campo, Cameroon, March 2018
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Cercestis blancii, branched specimen, Ebodje, Campo, Cameroon
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Cercestis blancii, ending part of a stem exhibiting alternation of long and very short internodes and the last, fragile, long internode with the cataphyll enclosing the young foliage leaf, Campo, Cameroon
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Cercestis blancii, the short thick node with the already dry cataphyll at its base and the fully grown foliage leaf above, the growing stem emerging from its sheath, Nkol Elon, Campo, Cameroon
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Cercestis blancii, overlapping margins of the sheathing leaf base encircling the stem, Campo, Cameroon
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Cercestis blancii, overlapping margins of the short sheathing leaf base encircling the stem, Campo, Cameroon
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Cercestis blancii, stem embracing sheathing leaf base, induration of the geniculum due to multiple corky epidermal cell layers, Nkol Elon, Campo, Cameroon