Fig. 5From: Do early trends in oak barrens fire treatment predict later outcomes? Insights from three decades of vegetation monitoringBefore–after (1989 and 2017) differences in sum percent cover and species richness for plant functional groups at (A) fire treatment unit (GCB) and (B) fire-free control unit (FSB) of the Gibbons Creek Barrens Natural Area, Pope County, Illinois, USA. Ab = annual and biennial, p = perennial, w = woody, spp. no. = species number, GCB = Gibbons Creek Barrens, FSB = Forest Service BarrensBack to article page