USDA Forest Service Celebrating Wildflowers

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Beauty of It All

The Ladies

Cypripedium acaule

Cypripedium arietinum

Cypripedium californicum

Cypripedium candidum

Cypripedium fasciculatum

Cypripedium guttatum

Cypripedium kentuckiense

Cypripedium montanum

Cypripedium parviflorum

Cypripedium passerinum

Cypripedium reginae

Meet The Ladies: The Slipper Orchids

Cypripedium californicum: California lady’s slipper

The California lady’s slipper occurs primarily in the Siskiyou Mountains of northern California and extreme southwestern Oregon.

the am's-head lady's slipper.
Photo by Br. Alfred Brousseau, Saint Mary's College of California.

Map of the range of Cypripedium californicum in North America.
Courtesy of Flora of North America.

The California lady's slipper orchid often growing in clumps may be over 2 ft in height. Each individual has 5 to 10 leaves up the length of the stem and the flowering stem may have upwards to 12 small flowers with yellow-green sepals and a whitish pouch with brownish-purple veins inside.

Cypripedium californicum in its habitat.
Photo by Nevin Aspinwall, aspinwalln@slu.edu.

Cypripedium californicum grows in the damp understory of coniferous forests near streams, and is often found growing near the rare California pitcher plant (Darlingtonia californica).

For More Information

U.S. Forest Service
Rangeland Management
Botany Program

1400 Independence Ave., SW, Mailstop Code: 1103
Washington DC 20250-1103

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Location: http://www.fs.fed.us/wildflowers/beauty/cypripedium/cypripedium_californicum.shtml
Last modified: Tuesday, 24-Jun-2008 21:57:53 EDT