Citation
Unknown. “Melilotus sp. Summer Palace, Peiping. To the north of the marble boat beyond a tall gate tower we found this species of white flowered Melilotus in considerab[le] quantity. Photograph #45480..” Special Collections, USDA National Agricultural Library. Accessed August 25, 2024, https://www.nal.usda.gov/exhibits/speccoll/items/show/352.