Fig. 2From: Estimating heat tolerance of buds in southeastern US trees in fire-prone forestsSpecies utilized in this experiment including pyrophytes (top row)—A chestnut oak, B scarlet oak, C mockernut hickory, and pyrophobes (bottom row)—D American beech, E red maple, F yellow-poplar. Note: Photographs were not taken at comparable scales. Source: Virginia Tech Dendrology, J.R. SeilerBack to article page