Fig. 3From: Prescribed fire alters structure and composition of a mid-Atlantic oak forest up to eight years after burningChange in relative stem density between 2013 and 2018 (five growing seasons after initial prescribed fire) in the aspen–oak unit of State Game Lands 176, Pennsylvania, USA, where we measured changes in forest structure and composition after prescribed fire. Error bars represent standard error of the mean. “X” indicates that a given species was not present within a specific tree size class. N. red oak = northern red oakBack to article page