grayishness

It is still the kind most commonly used in France; but it requires to be manufactured by a nice mechanical process of removing the outer skins of the seeds, or else it has a grayish or very dark color; and, in fact, it is never so prepared as to be entirely freed from its grayishness.

Resources of the Southern Fields and Forests, Medical, Economical, and Agricultural. Being also a Medical Botany of the Confederate States; with Practical Information on the Useful Properties of the Trees, Plants, and Shrubs 1863