Pallavicinia lyellii (Hook.) Carruth.
Plantae | Marchantiophyta | Jungermanniopsida | Pallaviciniales | Pallaviciniaceae | Pallavicinia | Pallavicinia lyellii
moist soil at base of steep wooded bluff
Along Rappahannock River, 6 miles south of Fredericksburg, north-facing slope