 She herself wrote a long series of works on herbs, including "Herbal Delights" (1937), "Compassionate Herbs" (1946), "Elixirs of Life" (1948), "Hearts-Ease" (1949), "Green Medicine" (1952), and "Cinquefoil" (1957), as well as others on cooking.Leyel was a fellow of the Royal Institution, and an officer of l'Académie française.She received the "" of France in 1924.