Central Appalachian Low-Elevation Acidic Nonvascular Cliff / Boulderfield – CEGL004142

A gentler, more stable quartzite boulderfield with boulders covered by the dark brown "rock tripe" lichens Lasallia papulosa and Lasallia pensylvanica.  Southwest side of saddle between Trayfoot Mountain and Abbott Ridge, Rockingham County, Shenandoah National Park.