Mary Anna Day
American botanist (1852-1924) / From Wikipedia, the free encyclopedia
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Mary Anna Day (1852–1924) was an American botanist and librarian at the Gray Herbarium of Harvard University from 1893 to 1924. She edited and compiled the Card Index of New Genera, Species, and Varieties of American Plants, a quarterly publication that was considered "indispensable" to botanists.[1] By 1923, the publication contained about 170,000 cards. Her publications also include a "List of local floras of New England" and "Herbariums of New England" for the New England Botanical Club.[2]