C. (Fagus) pu'mila, Castanea (Chinquapin). -- The bark, U.S.P. 1820-1850; Delaware-Mississippi. Shrub or small tree, 6-15 M. (20-50 degrees) high, 25-27.5 Cm (10-15') thick, largest being South; leaves differ from chestnut in having underside white, downy; bark grayish, brownish inside; fruit rounded, conical, 12 Mm. (1/2') long, 9 Mm. (3/8') broad at base, same constituents and taste as chestnuts; bark contains tannin, resin, extractive. Tonic, astringent; intermittents.
Castanea dentata. Castanea: leaf, one-half Natural size.