a small ravine of light brown clay or rocks of which the upper parts is grown over with ferns, mosses and other small plants in

amazon america background bark big botanical botany breathtaking brown bush canopy clay dense ecuador environment epiphyte exotic ferns forest frond giant green greenery grown interior jungle landscape leaf liana light lush mosses natural nature neotropical other parts plant plants primary rainforest ravine rocks root scenic small south tall travel tree tropical trunk understory upper vegetation verdant which wood yasuni