Fig. 3
From: The Alberta Wildland Fuels Inventory Program (AWFIP): data description and reference tables
A diagram outlining how each sampling event was assigned one of four Forest Fire Behaviour Prediction (FBP) System fuel types (Forestry Canada Fire Danger Group 1992) or alternately, if none were applicable, classified as Mixed Conifer. Deciduous trees included narrow-leaf cottonwood (Populus angustifolia), trembling aspen (Populus tremuloides), white birch (Betula papyrifera), balsam poplar (Populus balsamifera), and willow (Salix spp.)