Albert LeRoy Andrews

Albert LeRoy Andrews (1878–1961) was a professor of Germanic philology and an avocational bryologist, known as "one of the world’s foremost bryologists and the American authority on Sphagnaceae." From 1922 to 1923 he was the president of the Sullivant Moss Society, renamed in 1970 the American Bryological and Lichenological Society. Provided by Wikipedia