perennial Eurasian herb having heads of red or yellow flowers and common in meadows and pastures; formerly used medicinally for kidney disorders
(of a leaf or bean shape) resembling the shape of kidney
any of various plants of the genus Astragalus
either of two bean-shaped excretory organs that filter wastes (especially urea) from the blood and excrete them and water in urine
any of various climbing plants of the genus Vicia having pinnately compound leaves that terminate in tendrils and small variously colored flowers; includes valuable forage and soil-building plants
