Central Appalachian High-Elevation Boulderfield Forest / Woodland – CEGL008504
Yellow birch (Betula alleghaniensis) trees are most adaptable to boulderfields, being capable of rooting on rocks or in very deep crevices between massive boulders. Blackrock, Big Meadows, Shenandoah National Park (Page County). © DCR-DNH, Gary P. Fleming