It is perennial, with a simple, straight, smooth, herbaceous stem, and grows from three to four or five feet in height. The leaves are short petioled, whorled in fours to sevens, lanceolate, acuminnate, and finely serrated. The flowers are white, nearly sessile, and very numerous. Calyx four-parted corolla small and nearly white; stamens, two. The fruit is a many-seeded capsule.
Veronicastrum virginicum (Black Root)
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