Sambucus comes from the latin term for a musical instrument – The Pan Pipes – which were origianlly made from the hollow stems. Anything which was held in the hand of the Lord of the Hunt- the guardian of the Animals and the spouse of the Lady of the Underworld - ought to be powerful indeed.
Information from Matthew Woods book "The book of herbal wisdom"
Mother Elder , Sambucus Nigra
Thank you Mother Elder