It was later named after a genus of plants of the buttercup family, Aquilegia.
The Gilbert and Sullivan opera H.M.S. Pinafore, the character of Buttercup reveals that, when a baby farmer, she had switched two babies of different social classes.
In 1879 she played Buttercup in the first American production of Gilbert and Sullivan's Pinafore.
The song "Happily Ever After" was inspired by the children's book, The Paper Bag Princess, and "Buttercup's Lament" was inspired by The Princess Bride.
Delta Express promoted the Cartoon Network animated television series The Powerpuff Girls by having a Boeing 737-200 jet painted with a special livery featuring the characters Blossom, Bubbles, and Buttercup on the exterior.
In 2010, Evan Cole opened another H.D. Buttercup store in the SOMA neighborhood (South of Market, San Francisco) of San Francisco.
Aconitum, also known as aconite, monkshood, wolf's bane, women's bane, Devil's helmet or blue rocket, a genus of flowering plants belonging to the buttercup family
Oxalis pes-caprae, the Bermuda buttercup, African wood-sorrel, Bermuda sorrel, buttercup oxalis, Cape sorrel, English weed, goat's-foot, sourgrass, soursob or soursop, a flowering plant species
Due to the disturbance hairy buttercup (Ranunculus sardous), along with other arable weeds appear here in one of its few sites on Scilly, and the only known site for wall–rue (Asplenium ruta-muraria) in the Isles of Scilly is just to the south.
Pulsatilla patens (also called Anemone patens), in the buttercup family Ranunculaceae
Thalictrum pubescens (tall meadow-rue) is a plant in the buttercup family, Ranunculaceae.
In 2006 she portrayed feminist and author Gertrude Atherton (b. 1857–1948) opposite Campbell Scott's Ambrose Bierce (b. 1842–1915?) in the film anthology Ambrose Bierce: Civil War Stories. In 2012, Schilling provided the voice of Buttercup in Toys in the Attic alongside co-stars Forest Whitaker, Joan Cusack and Cary Elwes.