Table 2 Distributions of importance values of various tree species at different elevations. Thirteen elevations represent the tree community. Tree species are divided into deciduous broad-leaved trees, deciduous coniferous trees, and evergreen coniferous trees. “—” indicates no value at that elevation. At 1740 m, there was only one tree species, a deciduous broad-leaved tree. Data for different tree species were obtained from 20 sub-quadrats at each elevation.

From: The mid-domain effect of mountainous plants is determined by community life form and family flora on the Loess Plateau of China