Veratrum viride does the same thing.
"Medical Essays" by Oliver Wendell Holmes, Sr.
In the later stages, Cuprum and Veratrum.
"Enquire Within Upon Everything" by Anonymous
To lessen the frequency of the pulse, fluid extract or tincture of aconite or veratrum may be given in water, every hour.
"The People's Common Sense Medical Adviser in Plain English" by R. V. Pierce
Veratrum (false hellebore) Purple, poison Swamps; New England.
"Harper's Young People, July 13, 1880" by Various
Veratrums divide much in the same way, wanting a careful cut low down, the points of their crowns being also very easy to break off.
"Wood and Garden" by Gertrude Jekyll
Aconite, veratrum viride, chloral, etc.
"Arteriosclerosis and Hypertension:" by Louis Marshall Warfield
It is not certain whether they confounded our hellebore with our veratrum.
"Curiosities of Medical Experience" by J. G. (John Gideon) Millingen
Digitalis, veratrum viride, and aconite were used by us quite freely as antipyretics.
"A System of Practical Medicine by American Authors, Vol. I" by Various
Anthers, capsules, etc., nearly as in Veratrum.
"The Manual of the Botany of the Northern United States" by Asa Gray