Verbena officinalis

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Herbal medicine
A perennial herb that contains alkaloids, bitter principles, glycosides (verbenin), tannins and volatile oil. Vervain is antipyretic, antispasmodic, contraceptive and diuretic; it has been used for headaches, skin infections, dysentery, suppressing appetite, increasing breast milk and as a liver and nerve tonic.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
References in periodicals archive ?
Blue Vervain has definite analgesic and anti-inflammatory activity.
Blue Vervain can be helpful for arthritic conditions, asthma, anxiety, bronchitis, colds, convulsions, coughs, digestive conditions, fevers, flu, headaches, hyperactivity, indigestion, insomnia, lung congestion, muscle and spinal pain, nervousness and nervous conditions (restlessness, etc), pain, pneumonia, seizures, and sore throat.
Verbena hastata L.; Common Vervain, Blue Vervain, Swamp Vervain; Sedge meadows and fen; Infrequent but widespread; C = 3; BSUH 13713.
John's wort, gray-headed coneflower, blue vervain, white vervain, horseweed, oxeye, germander, teasel, fringed loosestrife, velvetleaf, wingstem, sundrops, small-flowered agrimony, bull thistle, tick trefoil, bush clover, burdock, showy and tall coneflower, Jimson weed, pigweed, thin-leafed mountain mint, tick trefoil, downy false foxglove, and three-seeded mercury.
White vervain is gone, and the flowers of blue vervain climb to the top of their spikes, measuring the end of the mildest time of year.
purple bergamot, day lilies and blue vervain. Clovers are everywhere,