A queer little thing, but pretty and delicate, with a very short stem, mostly underground, bearing one or more slender, slightly hairy, dull yellow, scaly flower-stems from three to eight inches tall, each with a single flower, less than an inch long, with a dull yellow, hairy calyx, and a hairy, lilac corolla, tinged with dull yellow and veined with purple, with two yellow ridges in the throat. This is not common and is found across the continent.

One flowered Cancer root Thalesia uniflora.

One-flowered Cancer-root-Thalesia uniflora.