eupatorine (up at or in)

[ ther, ennial herbs and natives of America. Of the more than 400 species, only 10 are found in the old world, 2 of which are European. There are about 40 in the United Flowering Branch of Ayapana ( Eupatorium triplinerve). States. The leaves are usually opposite, resinously dotted, and bitter, and the white or purplish flowers are in small corymbosely cymose heads. The hemp-agrimony, E. can nabinum, is found throughout Europe, and has long been in common use as a tonic and febrifuge. Thoroughwort or boneset, E. per folia tum, which is a popular stimulant, tonic, and diaphoretic, and the joepye-weed, E. purpu reum, are common species of the United States. Various other species are used medicinally, as the bitter-bush, E. villosum, of Jamaica, and the ayapana, E. triplinerve, of Reunion. 2. [ l . c.] A species of this genus.