Norman C. Deno, American chemist and plant scientist, (died 2017)

Norman C. Deno was an American chemist and plant scientist. He was a professor of chemistry at Penn State University and is known as one of the foremost researchers in seed germination theory. He researched the biochemical reactions that underlie the germination of all seeds, performing germination research on plant species from 150 families, 800 genera, and 2500 species over the course of his career. Deno authored 150 papers in chemistry and 20 papers in horticulture, and self-published a number of books that combined his scientific results.

February 15 is the 46th day of the year in the Gregorian calendar; 319 days remain until the end of the year.