Hypertext Webster Gateway: "butterbur"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Butterbur \But"ter*bur`\, n. (Bot.)
A broad-leaved plant ({Petasites vulgaris}) of the Composite
family, said to have been used in England for wrapping up
pats of butter.
From WordNet (r) 1.7 (wn)
butterbur
n : small Eurasian herb having broad leaves and lilac-pink
rayless flowers; found in moist areas [syn: {bog rhubarb},
{Petasites hybridus}, {Petasites vulgaris}]
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