Melilotus officinalis.
Botanical name:
Melilotus officinalis Lam. Leguminosae. Melilot. Melist. Sweet Clover.
Europe and adjoining Asia. The flowers and seeds are the chief ingredient in flavoring the Gruyere cheese of Switzerland.
Sturtevant's Edible Plants of the World, 1919, was edited by U. P. Hedrick.