Biology:Spiranthes tuberosa
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Short description: Species of flowering plant
| Spiranthes tuberosa | |
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Monocots |
| Order: | Asparagales |
| Family: | Orchidaceae |
| Subfamily: | Orchidoideae |
| Tribe: | Cranichideae |
| Genus: | Spiranthes |
| Species: | S. tuberosa
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| Binomial name | |
| Spiranthes tuberosa Raf.
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| Synonyms[1] | |
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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]
Legal status
It is listed as a special concern in Connecticut,[3] as threatened in Florida, as exploitably vulnerable in New York (state), as extirpated in Pennsylvania, and as endangered in Rhode Island.[4]
References
- ↑ 1.0 1.1 "Plants Profile for Spiranthes tuberosa (little lady's tresses)". https://plants.usda.gov/core/profile?symbol=sptu.
- ↑ Rhoads, Ann Fowler; Block, Timothy A. (2007-09-05) (in en). The Plants of Pennsylvania: An Illustrated Manual. University of Pennsylvania Press. ISBN 978-0-8122-4003-0. https://books.google.com/books?id=yp10BAAAQBAJ&pg=PA160.
- ↑ "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.)
- ↑ "Plants Profile for Spiranthes tuberosa (little lady's tresses)". https://plants.usda.gov/core/profile?symbol=sptu.
Wikidata ☰ Q15452287 entry
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