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Montana Field Guide

Montana Field Guides

Fairy Slipper - Calypso bulbosa var. americana

Native Species

Global Rank: G5T5
State Rank: S4
C-value:


Agency Status
USFWS:
USFS:
BLM:


 

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General Description
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Diagnostic Characteristics
Sheviak and Catling (2003, Fl. North America, Vol. 26) provide the following characters of variety americana to distinguish it from bulbosa:


Bristles of lip yellow, extensive; lamina white or suffused with pink, usually equaling or longer than horns.

Species Range
Present
 


Range Comments
Much of northern North America, running down the Rocky Mountains to Lincoln County (NM), and east to ME (Kartesz 2009).

Observations in Montana Natural Heritage Program Database
Number of Observations: 3

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Relative Density

Recency

 

(Observations spanning multiple months or years are excluded from time charts)



Ecology
POLLINATORS
The following animal species have been reported as pollinators of this plant species or its genus where their geographic ranges overlap: Bombus centralis, Bombus fervidus, Bombus flavifrons, Bombus frigidus, Bombus melanopygus, Bombus mixtus, Bombus rufocinctus, and Bombus occidentalis (Ackerman 1981).

References
  • Literature Cited AboveLegend:   View Online Publication
    • Ackerman, J.D. 1981. Pollination biology of Calypso bulbosa var. occidentalis (Orchidaceae): a food-deception system. MadroƱo 28(3): 101-110.
  • Additional ReferencesLegend:   View Online Publication
    Do you know of a citation we're missing?
    • Lesica, P., M.T. Lavin, and P.F. Stickney. 2012. Manual of Montana Vascular Plants. Fort Worth, TX: BRIT Press. viii + 771 p.
  • Web Search Engines for Articles on "Fairy Slipper"
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Citation for data on this website:
Fairy Slipper — Calypso bulbosa var. americana.  Montana Field Guide.  .  Retrieved on , from