E-Flora BC: Electronic Atlas of the Flora of British Columbia

Platanthera huronensis (Nutt.) Lindl.
Great Lakes rein orchid (green bog orchid; Huron green orchid)
Orchidaceae (Orchid family)

Introduction to Vascular Plants

© David McAdoo  Email the photographer   (Photo ID #16283)

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Distribution of Platanthera huronensis
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Species Information

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General:
Perennial herb from spindle-shaped stem-bases, with a few fibrous roots; stems 15-100 cm tall, leafy.
Leaves:
3 or more along stem, oblong to linear-lanceolate, 5-30 cm long, 0.6-7 cm wide, ascending, gradually reduced to bracts above.
Flowers:
Inflorescence a few- to densely-flowered spike, the flowers whitish-green, with bracts; lateral sepals spreading to slightly bent back, lanceolate, the upper sepal egg-shaped to nearly elliptic, slightly hooded at tip; petals egg-shaped to lance- or scythe-shaped; lip lanceolate to linear, 5-12 mm long, 2-4 mm wide, descending, entire, the base slightly to noticeably round-dilated; spur 4-12 mm long slenderly cylindrical to somewhat club-shaped, the tips gently tapered; anther sacs high, rising above stigmas, the tips separated, the bases diverging slightly; viscidia oblong.
Fruits:
Capsules, ascending to erect.

Source: The Illustrated Flora of British Columbia

Habitat / Range

Wet grassy slopes, stream and lake margins, bogs, swamps and open forests in the montane to alpine zones; infrequent in BC, east of the Coast-Cascade mountains; N to AK, E to NF and S to ME, MA, NY, MI, WI, MN, IA and CO.

Source: The Illustrated Flora of British Columbia

Ecology

Ecological Framework for Platanthera huronensis

The table below shows the species-specific information calculated from
original data (BEC database) provided by the BC Ministry of Forests and Range.
(Updated August, 2013)

Site Information
Value / Class

Minimum

Average

Maximum

Elevation (metres) 1785 1785 1785
Slope Gradient (%) 14 14 14
Aspect (degrees)
[0 - N; 90 - E; 180 - S; 270 - W]
104 104 104
Soil Moisture Regime (SMR)
[0 - very xeric; 4 - mesic;
8 - hydric]
6 6 6
Modal Nutrient Regime
Class
D
Number of field plots
 species was recorded in:
1
Modal BEC Zone Class
ESSF
All BEC Zones (# of stations/zone) species was recorded in: ESSF(1)

Climate

The climate type for this species, as reported in the: "British Columbia plant species codes and selected attributes. Version 6 Database" (Meidinger et al. 2008), is not evaluated, unknown or variable.

Synonyms and Alternate Names

Habenaria huronensis (Nutt.) Spreng.
Habenaria hyperborea var. huronensis (Nutt.) Farw.
Platanthera hyperborea var. huronensis (Nutt.) Luer
Platanthera hyperborea var. major Lange

Taxonomic and Nomenclatural Links

Additional Photo Sources

Related Databases

General References