Bush, 2002. USDA, NRCS, Rose Lake Plant Materials Center, East Lansing, Michigan Document reference Bush, T., 2002. Birdsfoot trefoil. Plant fact sheet. USDA, NRCS, Rose Lake Plant Materials Center, East Lansing, MichiganWeb http://plants.usda.gov/factsheet/pdf/fs_loco6.pdfCitation key Bush, 2002Datasheets Birdsfoot trefoil (Lotus corniculatus)
