The medium-seeded black Middle American bean variety MLB-49-89A with Type-III indeterminate growth habit is a germplasm from the Democratic Republic of Congo and was found by CIAT Uganda to have moderate resistance to F. oxysporum wilt, Pythium ultimum Trow, and F. solani f. sp. phaseoli (Burkholder) W. C. Snyder & H. N. Hansen (FSP-3 isolate).