Yellow trefoil or black medic (Medicago lupulina)
By: J. M. Westgate, H. S. Coe
Contributors: Coe, H. S., author; United States. Bureau of Plant Industry
Series: F. C. I -- 24
Publisher: United States Department of Agriculture, Bureau of Plant Industry, Forage-Crop Investigations
Published: 1915
Place of publication: Washington, D.C
Language: eng
Subjects: Medicago; Forage plants
Notes: Caption title.