12 November 1959.
Maryland, United States
Locality: College Park, Maryland
Habitat: Research station or other ex situ site
30 January 1992.
Nebraska, United States
Locality: The original packet received in 1992 has: Received 11/12/1959, Melilotus grown in Italy, Low coumarin.
Habitat: Research station or other ex situ site
Donor(s):