greater masterwort(n = noun.plant) astrantia major - European herb with aromatic roots and leaves in a basal tuft and showy compound umbels of white to rosy flowers;
is a kind of astrantia, masterwort

greater, greater antilles, greater burdock, greater butterfly orchid, greater celandine, greater knapweed, greater kudu, greater london, greater new orleans bridge, greater new york, greater omentum, greater pectoral muscle, greater peritoneal sac, greater pichiciego, greater prairie chicken, greater rhomboid muscle, greater scaup, greater spearwort, greater stitchwort, greater sunda islands, greater water parsnip, greater whitethroat, greater yellowlegs, masterwort, to a greater extent