Scientists Fear for Colombia’s ‘Melted Rainbow’

Ángela Díaz stood on a rock ledge above a creek called Caño Piedras and pointed out an unassuming olive-colored plant growing below. Macarenia clavigera, she said, is the key to the future of this remote region in central Colombia. When the rains come in May, the rivers will rise and the plant will turn a brilliant red. “This plant has the peculiar quality of turning distinct colors,” she said. “You can see it from May to November.”
Read more: https://nytimes.com/2018/02/26/science/colombia-cano-cristales.html?referer=?source=Snapzu