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16 Records
Seasonality Snapshot
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Slender Lady's Tresses in Frederick Co., Maryland (8/13/2019).
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Media by
Robert Warren.
Slender Lady's Tresses in Allegany Co., Maryland (9/20/2017).
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Media by
Kimberly Booth.
Slender Lady's Tresses in Allegany Co., Maryland (8/18/2018).
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Media by
Mark Eanes.
Slender Lady's Tresses in Allegany Co., Maryland (8/11/2017).
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Media by
Mark Eanes.
Slender Lady's Tresses in Garrett Co., Maryland (8/29/2020).
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Media by
Jim Stasz.
Source: Wikipedia
Slender ladies'-tresses | |
---|---|
S. lacera var. gracilis | |
Scientific classification | |
Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Monocots |
Order: | Asparagales |
Family: | Orchidaceae |
Subfamily: | Orchidoideae |
Tribe: | Cranichideae |
Genus: | Spiranthes |
Species: | S. lacera
|
Binomial name | |
Spiranthes lacera | |
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
[edit]- ^ 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.