Calypso bulbosa var. americana

(R. Brown) Luer

Native Orchids U.S. & Canada, 336. 1975.

IllustratedEndemic
Basionym: Calypso americana R. Brown in W. Aiton and W. T. Aiton, Hortus Kew. 5: 208. 1813
Treatment appears in FNA Volume 26. Treatment on page 623.

Flowers with prominent tuft of contrasting yellow bristles at base of lamina; lamina white or suffused with pink, equaling or longer than conspicuous horns. 2n = 32.


Phenology: Flowering spring–early summer.
Habitat: Mesic to wet coniferous forests, mixed forests, and bogs
Elevation: 0–3100 m

Distribution

Alta., B.C., Man., N.B., Nfld. and Labr., N.W.T., N.S., Nunavut, Ont., P.E.I., Que., Sask., Yukon, Alaska, Ariz., Colo., Idaho, Maine, Mich., Minn., Mont., N.H., N.Mex., N.Y., S.Dak., Utah, Vt., Wash., Wis., Wyo.

Discussion

Selected References

None.

Lower Taxa

None.
self-pollination +
Charles J. Sheviak +  and Paul M. Catling +
(R. Brown) Luer +
Calypso americana +
indehiscent +
not +  and articulate +
conduplicate +  and plicate +
1 cm10 mm <br />0.01 m <br /> (6.5 cm65 mm <br />0.065 m <br />) +
cordate +, elliptic +  and suborbiculate or ovate +
12mm;52mm +
2 cm20 mm <br />0.02 m <br /> (3 cm30 mm <br />0.03 m <br />) +
ellipsoid +  and lanceoloid +
1 cm10 mm <br />0.01 m <br /> (1.5 cm15 mm <br />0.015 m <br />) +
Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. +, N.W.T. +, N.S. +, Nunavut +, Ont. +, P.E.I. +, Que. +, Sask. +, Yukon +, Alaska +, Ariz. +, Colo. +, Idaho +, Maine +, Mich. +, Minn. +, Mont. +, N.H. +, N.Mex. +, N.Y. +, S.Dak. +, Utah +, Vt. +, Wash. +, Wis. +  and Wyo. +
0–3100 m +
0.5 cm5 mm <br />0.005 m <br /> (2.8 cm28 mm <br />0.028 m <br />) +
3-merous +, sessile +  and pedicellate +
white +, magenta +  and pink +
horizontal +  and slightly nodding +
Mesic to wet coniferous forests, mixed forests, and bogs +
conspicuous +
lateral +  and terminal +
suffused with pink +  and white +
apronlike +
petiolate +, sessile +  and simple +
duplicate +, convolute +, whorled +, opposite +, distichous +  and alternate +
cauline +  and basal +
reduced +
leathery +
1.3 cm13 mm <br />0.013 m <br /> (2.3 cm23 mm <br />0.023 m <br />) +
slipper--shaped +
larger +
0.4 cm4 mm <br />0.004 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
differing in form and color +
1-many-flowered +  and cymose +
pendent +  and erect +
1 cm10 mm <br />0.01 m <br /> (2.4 cm24 mm <br />0.024 m <br />) +
erect-spreading +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Flowering spring–early summer. +
Native Orchids U.S. & Canada, +
aerial +  and subterranean +
slender +
minute +
free +, distinct +, adnate +  and connate +
erect-spreading +
linear-oblong +
foliaceous +
not +  and alike +
0.15 cm1.5 mm <br />0.0015 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Illustrated +  and Endemic +
pendent +  and erect +
proliferous +
thickened +  and stout +
Cytherea bulbosa +
Calypso bulbosa var. americana +
Calypso bulbosa +
variety +
quadrangular +
aquatic +, lithophytic +, terrestrial +  and epiphytic +
saprophytic +, photosynthetic +  and mycotrophic +