France, French Guiana, unexplored area on the border between the heart of the Amazonian Park of French Guiana and the Trinity National Nature Reserve, end of the dry season, scientific multidisciplinary inventory mission Haut Koursibo, the curator of the Nature Reserve National Park of Trinidad observes the immense buttresses of a Moutouchi (Pterocarpus officinalis) in the shallows of the tropical undergrowth