Cypripedium californicum

A. Gray

Proc. Amer. Acad. Arts 7: 389. 1868.

Common names: California lady’s-slipper
Endemic
Treatment appears in FNA Volume 26. Treatment on page 503. Mentioned on page 500.

Plants erect, 25–120 cm. Leaves 5–10, along length of stem, alternate, ascending to spreading; blade elliptic-lanceolate to broadly elliptic, 5–16 × 1.5–6.5 cm. Flowers 3–18 (–22); sepals yellow-green to pale brownish yellow; dorsal sepal elliptic, 14–20 × 7–13 mm; lateral sepals connate almost to apex; synsepal 12–20 × 10–12 mm; petals spreading, same color as sepals or more yellowish, linear-oblong to linearlanceolate, flat, 14–16 × 3–5 mm; lip white, sometimes pinkish, obovoid, 15–20 mm; orifice basal, 11–14 mm; staminode suborbicular-subauriform.


Phenology: Flowering May–Jun.
Habitat: Forest openings, especially on steep slopes, in seeps, springy marshes
Elevation: 0–1600 m

Discussion

Selected References

None.

Lower Taxa

None.

"alternate" is not a number.

... more about "Cypripedium californicum"
self-pollination +
Charles J. Sheviak +
A. Gray +
indehiscent +
not +  and articulate +
conduplicate +  and plicate +
5 cm50 mm <br />0.05 m <br /> (16 cm160 mm <br />0.16 m <br />) +
elliptic-lanceolate +  and broadly elliptic +
1.5 cm15 mm <br />0.015 m <br /> (6.5 cm65 mm <br />0.065 m <br />) +
California lady’s-slipper +
Calif. +  and Oreg. +
1.4 cm14 mm <br />0.014 m <br /> (2 cm20 mm <br />0.02 m <br />) +
0.7 cm7 mm <br />0.007 m <br /> (1.3 cm13 mm <br />0.013 m <br />) +
0–1600 m +
3-merous +, sessile +  and pedicellate +
ellipsoid;oblong-ellipsoid +
Forest openings, especially on steep slopes, in seeps, springy marshes +
lateral +  and terminal +
petiolate +, sessile +  and simple +
subopposite +  and alternate +
ascending;spreading +
cauline +  and basal +
5 (?) +  and 10 (?) +
reduced +
pinkish +  and white +
obovoid +
larger +
1.5 cm15 mm <br />0.015 m <br /> (2 cm20 mm <br />0.02 m <br />) +
differing in form and color +
1.1 cm11 mm <br />0.011 m <br /> (1.4 cm14 mm <br />0.014 m <br />) +
1-many-flowered +  and cymose +
pendent +  and erect +
14mm;16mm +
linear-oblong +
0.3 cm3 mm <br />0.003 m <br /> (0.5 cm5 mm <br />0.005 m <br />) +
Flowering May–Jun. +
Proc. Amer. Acad. Arts +
short;elongate +
aerial +  and subterranean +
slender +
minute +
yellowish +, yellow +, yellow-green +  and pale brownish +
distinct +
foliaceous +
not +  and alike +
suborbicular-subauriform +
scapose +  and leafy +
pendent +  and erect +
proliferous +
thickened +  and stout +
2-3-lobed +
1.2 cm12 mm <br />0.012 m <br /> (2 cm20 mm <br />0.02 m <br />) +
1 cm10 mm <br />0.01 m <br /> (1.2 cm12 mm <br />0.012 m <br />) +
Cypripedium californicum +
Cypripedium +
species +
aquatic +, lithophytic +, terrestrial +  and epiphytic +
saprophytic +, photosynthetic +  and mycotrophic +