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Clustered Lady's-slipper
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Cypripedium fasciculatum
  

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About Clustered Lady's-slipper (Cypripedium fasciculatum) Cypripedium fasciculatum is a member of the orchid genus Cypripedium. Members of this genus are commonly referred to as Lady's Slipper orchids. C. fasciculatum, along with C. montanum and C. californicum, are the only members of the genus Cypripedium that are endemic to western North America. C. fasciculatum has two plicate leaves that are usually near the ground, but can by elevated up to 15 cm in some individuals. Up to four flowers hang from a drooping stem; sometimes resting on the leaves or even on the ground. The petals and sepals are green to purplish-brown while the pouch is yellowish-green with purple streaking near the opening. Range. C. fasciculatum is found in the western United States in Washington, Oregon, California, Colorado, Montana, Idaho, Utah, and Wyoming. It is usually found in cool, open coniferous forests, mostly in the mountains.
Plant Description
Plant Type
Perennial herb

Native Status
Natural Setting
Elevation ?
327' - 8910'

Annual Precip. ?
20.7" - 93.4"

Summer Precip. ?
0.32" - 3.43"

Coldest Month ?
29.4° F - 49.4° F

Hottest Month ?
47.3° F - 75.3° F

Humidity ?
0.39 vpd - 24.27 vpd

Landscaping Information
Nursery Availability
Never or Almost Never Available


Sources include: Wikipedia. All text shown in the "About" section of these pages is available under the Creative Commons Attribution-ShareAlike License. Plant observation data provided by the participants of the California Consortia of Herbaria, Sunset information provided by Jepson Flora Project. Propogation from seed information provided by the Santa Barbara Botanical Garden from "Seed Propagation of Native California Plants" by Dara E. Emery. Sources of plant photos include CalPhotos, Wikimedia Commons, and independent plant photographers who have agreed to share their images with Calscape. Other general sources of information include Calflora, CNPS Manual of Vegetation Online, Jepson Flora Project, Las Pilitas, Theodore Payne, Tree of Life, The Xerces Society, and information provided by CNPS volunteer editors, with special thanks to Don Rideout. Climate data used in creation of plant range maps is from PRISM Climate Group, Oregon State University, using 30 year (1981-2010) annual "normals" at an 800 meter spatial resolution.

Links:   Jepson eFlora Taxon Page  CalPhotos  Wikipedia  Calflora

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