Noun: bog rhubarb bóg 'roo,baa(r)b
- Small Eurasian herb having broad leaves and lilac-pink rayless flowers; found in moist areas
"bog rhubarb grew abundantly along the stream bank";
- butterbur, Petasites hybridus, Petasites vulgaris
Derived forms: bog rhubarbs
Type of: herb, herbaceous plant
Part of: genus Petasites, Petasites