Platanthera ciliaris
Orange- or yellow-fringed orchid
Photo by Gary Reese
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Key Characteristics

Stout orchid (up to 1 m) of bogs; stem leafy, with larger lanceolate leaves at base; flowers orange with a prominently fringed lower lip, clustered on a terminal stalk.

Status and Rank

  • State Status: E - Endangered (legally protected)
  • State Rank: S1S2 - Rank is uncertain, ranging from critically imperiled to imperiled
  • Global Rank: G5 - Secure

Occurrences

County NameNumber of OccurrencesYear Last Observed
Allegan21983
Bay11896
Berrien41987
Calhoun22005
Cass11986
Ionia11899
Jackson11893
Kalamazoo62003
Kent41942
Lapeer11923
Livingston31931
Macomb11923
Monroe11932
Oakland31946
St. Clair11903
St. Joseph21936
Van Buren21983
Washtenaw41986
Occurrence Map for [Sname]

Information is summarized from MNFI's database of rare species and community occurrences. Data may not reflect true distribution since much of the state has not been thoroughly surveyed.

Habitat

Orange-fringed orchid is found in acidic swamps dominated by bog vegetation.

Natural Community Types

Associated Plants

Sphagnum moss, sedges, leatherleaf, bog rosemary, wild calla, round leaved sundew, cotton grass, swamp-laurel, large cranberry, small cranberry, three-leaved false Solomon's seal, yellow lady's-slipper, showy lady's slipper, Labrador tea, heart-leaved twayblade, and blunt-leaf orchid, black spruce, chokecherry, larch, marsh fern, pitcher-plant, and bog birch.

Management

To preserve this species, protect wetland hydrology and natural disturbance regime. It may respond positively to prescribed fire. Agricultural field run-off should be prevented.

General Survey Guidelines

Random meander search covers areas that appear likely to have rare taxa, based on habitat and the judgement of the investigator.

Survey Methods

More Information

See MNFI Species Abstract

References

Survey References

Technical References

Page Citation

Michigan Natural Features Inventory. 2007. Rare Species Explorer (Web Application). Available online at http://web4.msue.msu.edu/mnfi/explorer [Accessed Feb 9, 2010]