Synonym: Caltha sagittata.
Region: Andes, Southern Cone of South America.
Habitat: sunny wet places, moist open grassland with other low herbs, on rill banks, snowmelt trickle, sometimes in brackish habitats.
Botany: rhizomatomous perennial herb, low to medium height; creeping rhizomes; grows in clusters;leaves with petioles are 7 to 30 cm long, to 7 mm wide, wide arrowhead with a retuse or blunt tip, 1 to 4 cm long, each leaf has two basal lobes, exteningd as appendages half as long as the main blade, almost free, except for a small bridge along the middle vein of the leaf; flowers solitary, ivory or pale yellow,hermaphrodite; stamens many, 30 to 80, with broad filaments.