Scapania undulata (L.) Dumort.
Plantae | Marchantiophyta | Jungermanniopsida | Jungermanniales | Scapaniaceae | Scapania | Scapania undulata
rocks in bed of brook
Brook running into west branch of Neversink Creek, near juncture of west end of Slide Mountain trail with road to Winnisook Lake, Catskill Mountains