Black Horehound
Ballota nigra
Lamiaceae
Growth habit
Herbaceous
Perennation
Perennial
Native distribution
Europe, North Africa, Western Asia; Naturalized in the Northeastern U.S.A.
Biocultural value
Greeks and Romans used it to relieve spasms, especially of rabies.
Location
Source of plant
Hortus Botanicus Nikitensis
Description
To 3' or more in height, more or less pubescent; leaves petioled, blade ovate to lanceolate, to 2" long,cordate, deeply and irregularly crenate; verticillasters many-flowered, calyx tubular, 5-toothed, to 3/8" long, corolla purplish or white, about 1/2" long.
USDA Hardiness Zone
5
Special characteristics
medicinal/pharmaceutical