Origin: in Clinton, Conn., by Josiah J. Kelsey, through Arthur H. Graves, Connecticut Agr. Expt. Sta. Introd. in 1960. Seedling of Castanea mollissima; scionwood of a seedling secured from Luther Burbank, Santa Rosa, Calif., by Kelsey, and upon reaching bearing age, it was crossed with another seedling. Nut: Chinese type; small; very dark brown; squarish; inner skin readily separable; meat sweet, yellow, crunchy. Tree: light-colored, scaly bark as in Chinese chestnut, twigs silvery; outer bark on larger branches curling back a little in lenticular patches, disclosing characteristic rather smooth, buff inner bark; blightfree; hardy in Rehder's zone 5. Tested in the U.S., Italy, and The Netherlands. Fruit: