California Native Plant Society
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Atriplex coronata
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Atriplex coronata

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About Crownscale (Atriplex coronata) Atriplex coronata is a species of saltbush known by the common name crownscale. It is endemic to California. The halophyte plant grows in areas of saline and alkaline soils in the Central Valley and nearby slopes of the Inner California Coast Ranges in Central California; and the South Coast region of Southern California. Atriplex coronata is an annual herb producing stiff erect or leaning straw-colored stems up to about 30 centimeters tall. The gray scaly leaves are one or two centimeters long. The flowers are generally oval shaped. The seeds are just over a millimeter long. Varieties: There are two or three varieties of this species. They include:Atriplex coronata var. notatior - San Jacinto Valley crownscale, limited to the San Jacinto River valley in western Riverside County. It is as an endangered species since being listed on the federal level in 1998.
Plant Description
Plant Type
Annual herb

Max. Height
4 - 11.8 in (10.2 - 30 cm)

Native Status

Natural Setting
Elevation ?
-7' - 3378'

Annual Precip. ?
5.2" - 29.8"

Summer Precip. ?
0.13" - 1.00"

Coldest Month ?
41.0° F - 60.4° F

Hottest Month ?
66.6° F - 88.3° F

Humidity ?
0.79 vpd - 42.82 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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