Nearctica - Eastern Wildflowers - Lamiaceae - Hyssop (Hyssopus officinalis)

Hyssop

(Hyssopus officinalis)

Color Drawing: O. W. Thome (1885-1905), Flora von Deutschland, Österreich und der Schweiz.

Line Drawing: Britton, N.L., and A. Brown. 1913. An Illustrated Flora of the Northern United States and Canada, Second Edition.

Isanthus brachiatus

False Pennyroyal also has elongate, toothless leaves. However the flowers have a simple structure and are on stalks in the leaf axils.

Hyssop (Hyssopus officinalis)

Alien: Native of Europe.

Identification: Flowers pale violet to pale purple. Lower petal lobe constricted at the base, flaring outward to a heavily biolobed, downward hanging banner. Stamens strongly protruding from the flower corolla. Upper petal lobe hatlike, only weakly bilobed. Flowers clustered in the upper leaf axils. Stem square. Leaves elongate, narrow, sessile to the stem. Outer margin toothless. Plant 1 to 2 feet in height.

Distribution: Minnesota in the west to New England in the east, southward to North Carolina.

Habitat: Hyssop is a denizen of dry soils and roadsides.

Flowering period: July to October.

Hyssop (Hyssopus officinalis)

Similar Species:

False Pennyroyal (Isanthus brachiatus)

Similar Species