Viburnum opulus

(redirected from crampbark)
Also found in: Dictionary, Thesaurus, Encyclopedia.
A deciduous shrub, the bark of which contains valeric acid, tannin, viburnin, bitter resin, and vitamin C; it is antispasmodic and used for pregnancy-related menstrual cramps and other forms of colic
Toxicity Uncooked berries are poisonous and may cause GIcolic

Viburnum opulus,

n See black haw.