LeRoy Abrams (1874–1956) was an American botanist and writer.

[1][2] He was a Professor of Botany at Stanford University.

[2] He wrote and illustrated a four-volume Illustrated Flora of the Pacific States, with the final volume published posthumously, after compilation and editing by Roxanna Ferris.

[2] He and his wife had a home overlooking the Santa Clara Valley.

[2] The standard author abbreviation Abrams is used to indicate this person as the author when citing a botanical name.