Aeginetia indica.

Botanical name: 

Aeginetia indica Linn. Orobanchaceae.

Tropics of Asia. An annual, leafless, parasitic herb, growing on the roots of various grasses in India and the Indian Archipelago. Prepared with sugar and nutmeg, it is there eaten as an antiscorbutic.

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