Tortula vahliana Chalk screw moss
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The liverwort (Pallavicinia lyellii) at an acidic fen. Warfield Pond Park, Maryland.
Leptodontium gemmascens Thatch moss
Fossombronia foveolata (Fossombroniaceae) is a "leafy-thalloid" liverwort that typically grows on bare wet soil at the edge of ponds and streams. This specimen was photographed October 20, 2011 in Hocking County, Ohio, USA.