Spiranthes tuberosa

Spiranthes tuberosa, commonly called little lady's tresses, little pearl-twist and slender ladies'-tresses is an orchid species. It is a perennial plant native to North America.

The basal leaves are short-lived, blooming plants having pure white flowers spirally arranged around the single-stemmed inflorescence; the plants grow in grasslands and open woods.

Legal status
It is listed as a special concern in Connecticut, as threatened in Florida, as exploitably vulnerable in New York (state), as extirpated in Pennsylvania, and as endangered in Rhode Island.