Glycyrrhiza lepidota be sweet and were used as food and for medicinal purposes by Native Americans. After eating a roasted root in 1806, Meriwether Lewis described an "agreeable flavour not unlike the sweet pittaitoe." American licorice is not sweet from sugar but from glycyrrhizin. Glycyrrhizin may increase blood pressure (aka hypertension) by interfering with cortisol conversion. The Zuni people chew the root to keep the mouth sweet and moist. American licorice is grazed by cattle, but not preferred and will increase under grazing as competing plants are grazed off. The new growth can be toxic. It has light green to white flowers
Carya glabra hickory is an important shade tree in wooded suburban areas over most of the range but is seldom planted as an ornamental tree because of its size and difficulty of transplanting, although it has spectacular orangey-red fall colors. "Carya glabra" var. "megacarpa" (Sarg.) Sarg., coast pignut hickory, was once recognized as a distinct variety but is now considered to be a synonym of "C. glabra" (Mill.) Sweet. "C. leiodermis" Sarg., swamp hickory, has also been added as a synonym of "C. glabra" (11). "Carya glabra" (Mill.) Sweet var. "glabra" distinguishes the (typical) pignut hickory from red hickory ("C. glabra" var.