The most common buttercups are members of the Ranunculus genus, known for their brilliant, waxy yellow petals.
: Despite their cheerful appearance, all parts of the buttercup are toxic . The plant contains a compound that causes blistering and mouth irritation in humans and livestock. Buttercup
: A popular children's game involves holding a buttercup under your chin; if it reflects yellow, it "proves" you like butter. 2. Buttercup (The Powerpuff Girls) The most common buttercups are members of the