These plants are found in central and south America
This hardy perennial has surface leaves 2 cm 0.5 in across.
The flowers are yellow.
Cultivation: Plant in soil with a water depth of 4-18 in (10-45 cm)
in full or half-day sun.
The runners can spread to 6 ft (1.8 m), so allow room for
development. Propagate by dividing the rootstock .