"on the tops of needles of rock sticking up in the clouds, deep in the middle of a rain forest in Brazil"
"? WEIRD...is right! Is the species a tropical"
Well not exactly..... to say D.graminifolia grows on mountains jutting out from the rain forest would be the same as imagining that the Rocky Mountains are in the middle of the Great Plains....
Rainforests are centered in Northern and Coastal Brazil. The Espinhaço Highlands, where D.graminifolia is found, are several hundred km inland...