The North Fork John Day District is 465,000 acres in the heart of the Blue Mountains. Diversity and complexity are key words in management of this land and its abundant resources. Plant communities range from juniper/sage/bunch grass at the 2,600 feet elevation in the Potamus Creek area to subalpine fir/whitebark pine habitats at the 8,000 feet elevation near Vinegar Hill in the Greenhorn Mountain Scenic Area