Monographs Details: Dryptodon patens (Dicks. ex Hedw.) Brid.
Authority: Buck, William R. 1987. Bryostephane Steereana: A Collection of Bryological Papers Presented to William Campbell Steere On The Occasion of His 80th Birthday. Mem. New York Bot. Gard. 45: 1-749.
Discussion:New to the Yukon. In North America, known from southeastem Alaska south to northem Califomia, inland to Alberta and Montana; disjunct in northem Michigan. Crum and Anderson (1981) reported it as usually growing on granitic rocks.