Draba grandiflora C.A.Mey. Dataset Update on the Brassicaceae Species Checklist Rank SPECIES Published in Ledebour, C.F. von. Fl. Altaica 3: 74. (1831). Classification family Brassicaceae genus Pachyneurum species Pachyneurum grandiflorum Name Homonyms Draba grandiflora Hook. & Arn. Draba grandiflora C.A.Mey.