Works

• A Catalogue of Plants, Native and Naturalized, in the Vicinity of Columbus, Ohio (1840)
• Manual of the Botany of the Northern United States, from New England to Wisconsin and South to Ohio and Pennsylvania Inclusive (1848) with Asa Gray (external scan)
• The Musci and Hepaticae of the United States east of the Mississippi River. 1856 (external scan)
• Icones Muscorum (1864) (transcription project)

Works by this author published before January 1, 1927 are in the public domain worldwide because the author died at least 100 years ago. Translations or editions published later may be copyrighted. Posthumous works may be copyrighted based on how long they have been published in certain countries and areas.

 

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