Belgica Dagua, Kuwayu Panga: The Tree Frog Leaf.  https://youtu.be/U0_DvPs4Qvo   

 

This Marantaceae species is called the kuwayu frog leaf because they are the landing pads for tree frogs.  This particular species along the river's edge grows beneath tall trees.  In August during the mating season the kuwayu tree frogs jump from the tall trees onto these leaves breaking their fall before leaping into the water,