Aletris Farinosa. The fresh root of True Unicorn in large doses is somewhat emetic, cathartic and narcotic; when dried, these properties are lost.When dried, it becomes a bitter tonic and its tincture or decoction has been used in colic, flatulence, hysteria, and in dyspepsia where there is an absence of urinary phosphates. It has a tonic influence on the female generative organs, being of use in cases of habitual miscarriage