Corallorhiza striata var. striata

IllustratedEndemic
Synonyms: Corallorhiza macraei A. Gray
Treatment appears in FNA Volume 26. Treatment on page 634.

Racemes 10–67 cm. Flowers 5–35, showy; sepals and petals open, spreading, usually not nodding; sepals 8–18 mm; petals 7–18 mm; lip 7–16.5 × 4.4–8.5 mm; column 4–6.5 mm. Capsules 12–30 mm. 2n = 42.


Phenology: Flowering spring–early summer.
Habitat: Coniferous, deciduous, and mixed woods, lakeshores, swamps
Elevation: 0–2600 m

Distribution

V26 1299-distribution-map.jpg

Alta., B.C., Man., Nfld. and Labr. (Nfld.), Ont., Que., Sask., Calif., Colo., Idaho, Mich., Minn., Mont., Nev., N.Mex., N.Y., N.Dak., Oreg., S.Dak., Tex., Utah, Wash., Wis., Wyo.

Discussion

A parasitic wasp (Pimplinae, Ichneumonidae) has been found visiting flowers and removing pollinia of Corallorhiza striata var. striata, our most striking and largest flowered coral-root (J. V. Freudenstein 1997).

Selected References

None.

Lower Taxa

None.
self-pollination +
boat-shaped +
Lawrence K. Magrath +  and John V. Freudenstein +
Lindley +
not bulbous +
indehiscent +
not +  and articulate +
conduplicate +  and plicate +
flattened +, triangular +  and cylindric +
tubular +
reduced +
1.1 cm11 mm <br />0.011 m <br /> (3 cm30 mm <br />0.03 m <br />) +
ellipsoid +
1.2 cm12 mm <br />0.012 m <br /> (?) +  and 3 cm30 mm <br />0.03 m <br /> (?) +
0.5 cm5 mm <br />0.005 m <br /> (1 cm10 mm <br />0.01 m <br />) +
yellow spotted with red +  and yellow +
4mm +  and 6.5mm +
Alta. +, B.C. +, Man. +, Nfld. and Labr. (Nfld.) +, Ont. +, Que. +, Sask. +, Calif. +, Colo. +, Idaho +, Mich. +, Minn. +, Mont. +, Nev. +, N.Mex. +, N.Y. +, N.Dak. +, Oreg. +, S.Dak. +, Tex. +, Utah +, Wash. +, Wis. +  and Wyo. +
0–2600 m +
3-merous +, sessile +  and pedicellate +
not +  and resupinate +
ellipsoid;slightly obovoid +
Coniferous, deciduous, and mixed woods, lakeshores, swamps +
lateral +  and terminal +
petiolate +, sessile +  and simple +
duplicate +, convolute +, whorled +, opposite +, distichous +  and alternate +
cauline +  and basal +
reduced +
0.7 cm7 mm <br />0.007 m <br /> (1.65 cm16.5 mm <br />0.0165 m <br />) +
unlobed +  and obovate +
larger +
0.44 cm4.4 mm <br />0.0044 m <br /> (0.85 cm8.5 mm <br />0.0085 m <br />) +
yellow +, white +  and red +
differing in form and color +
ellipsoid-obovoid +
0.3 cm3 mm <br />0.003 m <br /> (0.85 cm8.5 mm <br />0.0085 m <br />) +
1-many-flowered +  and cymose +
pendent +  and erect +
nodding +  and spreading +
0.7 cm7 mm <br />0.007 m <br /> (?) +  and 1.8 cm18 mm <br />0.018 m <br /> (?) +
Flowering spring–early summer. +
Gen. Sp. Orchid. Pl., +
10cm +  and 67cm +
10 cm100 mm <br />0.1 m <br /> (67 cm670 mm <br />0.67 m <br />) +
1.2cm;4.5cm +
coralloid +
aerial +  and subterranean +
triangular +
cylindric-fusiform +
minute +
yellow +  and salmon reddish +
free +, distinct +, adnate +  and connate +
nodding +  and spreading +
lanceolate +  and oblanceolate +
0.8 cm8 mm <br />0.008 m <br /> (1.8 cm18 mm <br />0.018 m <br />) +
foliaceous +
not +  and alike +
Illustrated +  and Endemic +
branched +, or +  and simple +
brown +  and purple +
proliferous +
thickened +  and stout +
concave +  and convex +
Corallorhiza macraei +
Corallorhiza striata var. striata +
Corallorhiza striata +
variety +
leafless +  and rootless +
herb +, colonial +  and solitary +
aquatic +, lithophytic +, terrestrial +  and epiphytic +