The flowers are 2.5–6 cm in diameter, mildly scented, with five petals, eight stamens, and a 2.5–3 cm long nectar spur at the rear; they vary from yellow to orange to red, frilled and often darker at the base of the petals. The fruit is 2 cm broad, three-segmented, each segment with a single large seed 1–1.5 cm long. 
It is native to Andes from Bolivia north to Colombia