Alcea rosea that some closely related species ("Althaea rugosa" and "Althaea ficifolia") are resistant to this fungus. In herbal medicine, Hollyhock is believed to be an emollient and laxative. It is used to control inflammation, to stop bedwetting and as a mouthwash in cases of bleeding gums. Alcea rosea Alcea rosea, the common hollyhock, is an ornamental plant in the family Malvaceae. It was imported into Europe from southwestern China during, or possibly before, the 15th century. William Turner, a herbalist of the time, gave it the name "holyoke" from which the English name derives. "Alcea rosea" is variously described as a
Hosackia rosea a hairless elongated legume pod 3–5 cm long. Hosackia rosea Hosackia rosea, synonym "Lotus aboriginus", is a species of legume native to California. It is known by the common names rosy bird's-foot trefoil and thicket trefoil. It grows in mountains and canyons, often in moist areas. It is a perennial herb lined with leaves each made up of pairs of oval leaflike leaflets 1 to 3 cm long. The inflorescence is a spray of six to 10 white or pink flowers each about 1 cm long. The flower is somewhat tubular, encased at the base in a calyx of sepals