List of Hepaticae Found in the United States, Canada, and Arctic America

• 1 January 1940
• journal article
• Published by American Bryological and Lichenological Society in The Bryologist
• Vol. 43  (5) , 133
• https://doi.org/10.1639/0007-2745(1940)43[133:lohfit]2.0.co;2

Abstract