1. (

• marsh_marigold ,
• kingcup ,
• meadow_bright ,
• May_blob ,
• cowslip ,
• water_dragon ,
• Caltha_palustris

) swamp plant of Europe and North America having bright yellow flowers resembling buttercups ;

2. (

• buttercup ,
• butterflower ,
• butter-flower ,
• crowfoot ,
• goldcup ,
• kingcup ,

) any of various plants of the genus Ranunculus ;