Monotropa uniflora. Smithsonian Environmental Research Center, Edgewater, Maryland, USA.
Some nodding flowers, some erect
Monotropa uniflora, also known as the ghost plant, Indian pipe, or corpse plant, is a herbaceous perennial plant native to temperate regions of Asia, North America and northern South America, but with large gaps between areas. It was formerly classified in the family Monotropaceae, however, it has now been included within the Ericaceae. It is generally scarce or rare in occurrence.