Althaea officinalis Althaea officinalis Althaea officinalis, or marsh-mallow, is a perennial species indigenous to Europe, Western Asia, and North Africa, which is used in herbalism and as an ornamental plant. A confection made from the root since ancient Egyptian time evolved into today's marshmallow treat. The stems, which die down in the autumn, are erect , but can reach 6′6″ (2m), simple, or putting out only a few lateral branches. The leaves, shortly petioled, are roundish, ovate-cordate, long, and about 1 inch broad, entire or three to five lobed, irregularly toothed at the margin, and thick. They are soft and velvety on
Cinchona officinalis many-flowered; hypanthium with short coarse hairs; reddish calyx, glabrous or nearly so, with triangular lobes; pink or red corolla, sericeous, the lobes ovate, acute, the corolla tube being about 1 cm. long. Fruit and oblong capsule, 1.5–2 cm. long, almost glabrous. English: quinine, red cinchona, cinchona bark, Jesuit’s bark, loxa bark, Jesuit’s powder, countess powder, Peruvian bark. Spanish: quina, cascarilla, cargua cargua, corteza coja. French: quinquina, écorce du Pérou. "Cinchona officinalis" is a medicinal plant, one of several "Cinchona" species used for the production of quinine, which is an anti-fever agent. It is especially useful in the prevention and treatment