Bene-Sked, the production of •an American plant, the botanical name of Which we have not been able to ascertain. According to a letter of Mr. J. MoRel, inserted in the first volume of the "Transac-tions of the American Philosophical Society ;" this seed yields an oil of an equal, and even preferable qua-lity, to Florence oil : one hundred weight of seed will produce ninety •pounds of oil; its cultivation, therefore, deserves to be strongly recommended.