Hamilton Paul Traub (June 18, 1890 – July 14, 1983) was an American botanist. He specialized in the study of Amaryllidaceae. He also did horticultural studies on beans. dr Traub was one of the founding members of the American Amaryllis Society (now the International Bulb Society) in 1933, and for a long time the editor of its annual publication, variously called Year Book, American Amaryllis Society, Herbertia and Plant Life. Amaryllis Year Book.