Spiranthes lacera
Slender ladies'-tresses | |
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S. lacera var. gracilis | |
Scientific classification | |
Kingdom: | Plantae |
(unranked): | Angiosperms |
(unranked): | Monocots |
Order: | Asparagales |
Family: | Orchidaceae |
Subfamily: | Orchidoideae |
Tribe: | Cranichideae |
Subtribe: | Spiranthinae |
Genus: | Spiranthes |
Species: | S. lacera |
Binomial name | |
Spiranthes lacera (Rafinesque) Rafinesque | |
Spiranthes lacera, commonly called the slender ladies'-tresses, is a species of orchid that is native to Eastern North America. It has a widespread range and is found in a variety of open habitats, both natural and disturbed. It produces a spiral of white flowers in the summer.
There are two varieties recognized:[1][2]
- S. lacera var. gracilis - Southern slender ladies' tresses. Flowers more densely arranged in spiral, blooming later (late-July through August). Plant hairless and leaves usually absent at flowering.
- S. lacera var. lacera - Northern slender ladies' tresses. Flowers more loosely arranged in spiral, blooming earlier (mid-July). Plant hairy and leaves usually present at flowering.
References
- ↑ http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=242101954 Spiranthes lacera in Flora of North America
- ↑ Bentley, Stanley (2000). Native Orchids of the Southern Appalachian Mountains. Chapel Hill, NC: University of North Carolina Press. pp. 201–203. ISBN 0-8078-4872-7.
External links
- Media related to Slender Ladies'-tresses (Spiranthes lacera) at Wikimedia Commons
- Data related to Slender Ladies'-tresses (Spiranthes lacera) at Wikispecies
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