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Congdon's Lewisia
Lewisia congdonii
About Congdon's Lewisia (Lewisia congdonii) 0 Nurseries Carry This Plant Lewisia congdonii is a rare species of flowering plant in the purslane family known by the common name Congdon's lewisia. It is endemic to the Sierra Nevada of California, where it is known from only ten occurrences in the drainage canyons of the Kings and Merced Rivers. It is a perennial herb growing from a short, thick taproot and caudex unit. It produces a basal rosette of several thick, fleshy leaves with lance-shaped blades tapering down to a long petiole. The flower cluster arises on one or more stems 20 to 60 centimeters tall, each stem bearing an array of up to 100 flowers each. Near the flowers are small, pointed leafs tipped with resin glands. The flower has 6 or 7 petals, each up to about a centimeter in length and lance-shaped with a toothed tip. The petals are pale pink with sharp dark pink veining. The throat is sometimes tinged with greenish yellow.
Plant Description
Plant Type
Plant Type
Perennial herb

0.7 - 2 ft tall

Flower Color
Flower Color

Landscaping Information
Full Sun

Natural Setting
Site Type
Site Type
Granite outcrops

Annual Precipitation: 30.4" - 45.7", Summer Precipitation: 0.55" - 1.13", Coldest Month: 39.8" - 46.6", Hottest Month: 59.8" - 72.1", Humidity: 3.01" - 22.18", Elevation: 1733" - 6760"

Alternative Names
Common Names: Congdon's Bitterroot

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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