Fig. 1From: Tropical ash (Fraxinus udhei) invading Andean forest remnants in Northern South AmericaStudy area to the northwest of Bogotá in Tenjo, Cundinamarca. Study area (red rectangle) covering part of the hills and low mountains within the Bogotá High plain. Dark green areas correspond to native vegetation remnants, mostly forests; light green and orange to pastures and crops; and beige to urban centers (Map data © 2015 Google Earth)Back to article page