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Kofa Mountain Barberry
Berberis harrisoniana
  


About Kofa Mountain Barberry (Berberis harrisoniana) Berberis harrisoniana (syn: Mahonia harrisoniana) is a rare species of flowering plant in the barberry family, Berberidaceae. It is known by the common names Kofa barberry, Kofa Mountain barberry, Harrison's barberry, and red barberry. It native to the southwestern United States, where it occurs in the Sonoran Colorado Desert in far eastern San Bernardino County in southeastern California and in the Sonoran Desert region in southwestern Arizona (Yuma, La Paz, Pima and Maricopa Counties). This plant is a rounded shrub usually growing up to 1. 5 meters tall, sometimes reaching 2 meters. The leaves are trifoliate, with three spine-tipped leaflets each a few centimeters long. The inflorescence is a dense cluster of up to 11 flowers. Each bright yellow flower has 9 sepals. The fruit is a juicy blue-black berry about half a centimeter wide. The compound leaves place this species in the group sometimes segregated as the genus Mahonia.
Plant Description
Plant Type
Shrub

Max. Height
1.6 - 4.9 ft (0.49 - 1.5 m)

Dormancy
Evergreen

Flower Color
Yellow

Native Status
Natural Setting
Elevation ?
2579' - 2732'

Annual Precip. ?
8.6" - 8.6"

Summer Precip. ?
2.14" - 2.16"

Coldest Month ?
55.9° F - 56.3° F

Hottest Month ?
83.0° F - 83.4° F

Humidity ?
11.02 vpd - 36.39 vpd

Landscaping Information
Nursery Availability
Never or Almost Never Available

Other Names
Common Names
Harrison's Barberry, Kofa Barberry, Red Barberry



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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