Abel Joel Grout

Abel Joel Grout (1867–1947) was an American bryologist.

Grout was born near Newfane, Vermont. In 1890, he graduated from the University of Vermont. After acquiring his doctorate at Columbia University in 1897, he turned to teaching at various locations.

His primary focus was mosses, which he developed an interest in during high school. For his doctoral thesis, he studied marine algae under the eye of Elizabeth Gertrude Britton. Together, Grout and Britton founded the Sullivant Moss Society, now called the American Bryological and Lichenological Society. Grout was also the first editor of the Bryologist. He wrote numerous papers on the topic of mosses.

Grout died in Bradenton, Florida.

The standard author abbreviation Grout is used to indicate this person as the author when citing a botanical name.

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