Origin: in Excelsior, Minn., by W.H. Alderman, Univ. of Minnesota Fruit Breeding Farm. Named and introd. in 1920. Burbank × a native American plum (Prunus americana); first fruited in 1918; tested as Minn. 70. Tree: vigorous; upright, spreading; very hardy; productive. Fruit: medium to large; roundish ovate; skin thick, dull bronze-red, russet dots very conspicuous, bloom light; flesh yellow, tender, very juicy, firm, sweet; quality good; clingstone; cracks in rainy weather; ripens in late midseason.