Definify.com

Webster 1913 Edition

(loōs′strīfˊ)

Noun.

(Bot.)

(a)

The name of several species of plants of the genus

Lysimachia

, having small star-shaped flowers, usually of a yellow color.

(b)

Any species of the genus

Lythrum

, having purple, or, in some species, crimson flowers.

Gray.

False loosestrife

a plant of the genus

Ludwigia

, which includes several species, most of which are found in the United States.

–

Tufted loosestrife

the plant

Lysimachia thyrsiflora

, found in the northern parts of the United States and in Europe.

Gray.

Noun.

loos'strife. In botany, the name of several species of plants, of the genera Lysimachia, Epilobium, Lythrum, and Gaura.