black kernel

black kernel

[¦blak ′kərn·əl]
(plant pathology)
A fungus disease of rice caused by Curvularia lunata and characterized by dark discoloration of the kernels.
References in classic literature ?
At night there was never a traveller passed my house, or knocked at my door, more than if I were the first or last man; unless it were in the spring, when at long intervals some came from the village to fish for pouts -- they plainly fished much more in the Walden Pond of their own natures, and baited their hooks with darkness -- but they soon retreated, usually with light baskets, and left "the world to darkness and to me," and the black kernel of the night was never profaned by any human neighborhood.
Black Aztec'' has jet black kernels and ``makes a delicious purple cornbread.