Cypripedium parviflorum var. makasin

(Farwell) Sheviak

Amer. Orchid Soc. Bull. 62: 403. 1993.

Common names: Cypripède mocassin
Endemic
Basionym: Cypripedium pubescens var. makasin Farwell Rep. (Annual) Michigan Acad. Sci. 20: 198. 1918
Treatment appears in FNA Volume 26. Treatment on page 506. Mentioned on page 504, 505.
Revision as of 04:19, 30 July 2020 by imported>Volume Importer
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Bracts: abaxial surface of distalmost sheathing bract (and often the next) sparsely and inconspicuously pubescent or glabrous when young. Leaves (2–) 3–5, on proximal portion of or more evenly spaced along stem, alternate, erect to spreading; blade orbiculate or broadly ovate to elliptic-lanceolate, 5.2–18.5 × 1.6–14.3 cm. Flowers 1–2 (–3), small, scent intense, sweet; sepals and petals usually suffused with dark reddish-brown or madder, or in west often spotted and blotched; lip oblance-ovoid to calceolate, 15–29 mm; orifice 10–17 mm. 2n = 20.


Phenology: Flowering May–Aug.
Habitat: Mesic to wet fens, prairies, meadows, thickets, open coniferous and mixed forest
Elevation: mostly 0–1500 m

Distribution

V26 1032-distribution-map.jpg

Alta., B.C., Man., N.B., Nfld. and Labr., N.W.T., Ont., P.E.I., Que., Sask., Yukon, Alaska, Calif., Conn., Ill., Ind., Iowa, Maine, Mass., Mich., Minn., Mont., N.J., N.Y., N.Dak., Ohio, Pa., Utah, Vt., Wash., Wis.

Discussion

Selected References

None.

Lower Taxa

None.
glabrous +  and pubescent +
self-pollination +
Charles J. Sheviak +
(Farwell) Sheviak +
Cypripedium pubescens var. makasin +
indehiscent +
not +  and articulate +
conduplicate +  and plicate +
5.2 cm52 mm <br />0.052 m <br /> (18.5 cm185 mm <br />0.185 m <br />) +
broadly ovate +  and elliptic-lanceolate +
1.6 cm16 mm <br />0.016 m <br /> (14.3 cm143 mm <br />0.143 m <br />) +
Cypripède mocassin +
Alta. +, B.C. +, Man. +, N.B. +, Nfld. and Labr. +, N.W.T. +, Ont. +, P.E.I. +, Que. +, Sask. +, Yukon +, Alaska +, Calif. +, Conn. +, Ill. +, Ind. +, Iowa +, Maine +, Mass. +, Mich. +, Minn. +, Mont. +, N.J. +, N.Y. +, N.Dak. +, Ohio +, Pa. +, Utah +, Vt. +, Wash. +  and Wis. +
1.9 cm19 mm <br />0.019 m <br /> (8 cm80 mm <br />0.08 m <br />) +
0.7 cm7 mm <br />0.007 m <br /> (4 cm40 mm <br />0.04 m <br />) +
mostly 0–1500 m +
3-merous +, sessile +  and pedicellate +
ellipsoid;oblong-ellipsoid +
Mesic to wet fens, prairies, meadows, thickets, open coniferous and mixed forest +
lateral +  and terminal +
petiolate +, sessile +  and simple +
erect;spreading +
cauline +  and basal +
3 (?) +  and 5 (?) +
reduced +
white +, pale +  and deep yellow +
oblance-ovoid +  and calceolate +
larger +
1.5 cm15 mm <br />0.015 m <br /> (2.9 cm29 mm <br />0.029 m <br />) +
differing in form and color +
1 cm10 mm <br />0.01 m <br /> (1.7 cm17 mm <br />0.017 m <br />) +
1-many-flowered +  and cymose +
pendent +  and erect +
suffused with dark reddish-brown or suffused with madder +
24mm;97mm +
horizontal +  and strongly descending +
oblong;lanceovate;undulate +
0.3 cm3 mm <br />0.003 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Flowering May–Aug. +
Amer. Orchid Soc. Bull. +
short;elongate +
aerial +  and subterranean +
slender +
minute +
spotted and blotched +, , +  and suffused with dark reddish-brown or suffused with madder +
distinct +
foliaceous +
not +  and alike +
ovoid-oblong +, lanceovoid +, deltoid +  and cordiform-ovoid +
scapose +  and leafy +
pendent +  and erect +
proliferous +
thickened +  and stout +
2-3-lobed +
reddish spots +
1.1 cm11 mm <br />0.011 m <br /> (8 cm80 mm <br />0.08 m <br />) +
0.5 cm5 mm <br />0.005 m <br /> (3.4 cm34 mm <br />0.034 m <br />) +
Cypripedium parviflorum var. makasin +
Cypripedium parviflorum +
variety +
aquatic +, lithophytic +, terrestrial +  and epiphytic +
saprophytic +, photosynthetic +  and mycotrophic +