Spiranthes tuberosa

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Spiranthes tuberosa
Spiranthes tuberosa.jpg
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Orchidaceae
Subfamily: Orchidoideae
Tribe: Cranichideae
Genus: Spiranthes
Species:
S. tuberosa
Binomial name
Spiranthes tuberosa
Synonyms [1]
  • Spiranthes grayi
  • Spiranthes tuberosa var. grayi

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. [1]

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. [2]

It is listed as a special concern in Connecticut, [3] as threatened in Florida, as exploitably vulnerable in New York (state), as endangered in Pennsylvania, [4] and as endangered in Rhode Island. [5]

References

  1. 1 2 "Plants Profile for Spiranthes tuberosa (little lady's tresses)". plants.usda.gov. Retrieved 24 January 2018.
  2. ↑ Rhoads, Ann Fowler; Block, Timothy A. (2007-09-05). The Plants of Pennsylvania: An Illustrated Manual. University of Pennsylvania Press. ISBN   978-0-8122-4003-0.
  3. ↑ "Connecticut's Endangered, Threatened and Special Concern Species 2015". State of Connecticut Department of Energy and Environmental Protection Bureau of Natural Resources. Retrieved 19 January 2018. (Note: This list is newer than the one used by plants.usda.gov and is more up-to-date.)
  4. ↑ "PA Natural Heritage Program Spiranthes tuberosa factsheet" (PDF). | Retrieved 7 August 2024
  5. ↑ "Plants Profile for Spiranthes tuberosa (little lady's tresses)". plants.usda.gov. Retrieved 24 January 2018.


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