Elba Emanuel Watson (1871 – September 27, 1936) was an American botanist, noted for his study of the genus Helianthus.[1][2][3]
- ^ "Watson, Elba Emanuel (1871-1936) on JSTOR". Global Plants. JSTOR. Retrieved August 18, 2018.
- ^ "SEMI-HISTORIC LETTERS - W". botlib.huh.harvard.edu. Library of the Gray Herbarium. Retrieved August 18, 2018.
- ^ "Helianthus subcanescens - Hortipedia". en.hortipedia.com. Retrieved August 18, 2018.
It was Elba Emanuel Watson, however, who reclassified it into todays valid botanical systematics in 1929.