Hypnaceae

Holmen, K.A. & Warncke, E. (1969) "A list of the bryophytes of Denmark." Botanisk Tidsskrift 65: 163-183 p.179 [Hypnum jutlandicum]

Polytrichaceae

Smith, G.L. (1971) "Conspectus of the genera of Polytrichaceae." Memoirs of The New York Botanical Garden 21(3): 1-83. p.37.