Marsh Mallow
Althaea officinalis
Malvaceae
Other names
White Mallow
Growth habit
Herbaceous
Native distribution
Europe; Naturalized in Coastal Marshes of Eastern U.S.A.
Biocultural value
Long, thick roots produce a clear mucilage that has been used since ancient times as a mild expectorant and to soothe inflamed conditions of the intestinal and urinary tracts.
Location
Source of plant
J.L. Hudson, Seedsman
Description
Gray-velvety-pubescent perennial herb reaching 4' or more in height. Leaves broadly ovate to ovate, unlobed or shallowly 3- to 5-lobed; flowers solitary or clustered in the leaf axils, shorter than thesubtending leaf, bluish to pale rose, 1" to 2" across, calyx lobes clasping the fruit; mericarps pubescent,smooth, thin-walled.
USDA Hardiness Zone
5
Special characteristics
medicinal/pharmaceutical