Conanthera bifolia.

Botanical name: 

Conanthera bifolia Ruiz & Pav. Haemodoraceae.

Chile. The natives of the country make use of the root of this plant in their soups and it is very pleasant to the taste. Molina says the bulbs, when boiled or roasted, are an excellent food. It is called illmu.

Sturtevant's Edible Plants of the World, 1919, was edited by U. P. Hedrick.