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Deinandra corymbosa
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Coastal Tarweed
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Deinandra corymbosa

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About Coastal Tarweed (Deinandra corymbosa) Deinandra corymbosa is a rare North American species of plants in the tarweed tribe within the sunflower family. Common name is coastal tarweed. Deinandra corymbosa is native to California, found in the Coast Ranges from Humboldt County to Santa Barbara County. Isolated populations have been reported farther inland in Shasta and Kern Counties, the latter in an urban area within the City of Mariposa.
Plant Description
Plant Type
Annual herb

Max. Height
3.3 ft (1 m)

Flower Color

Flowering Season
Spring, Summer, Fall

Native Status

Natural Setting
Site Type
grassy places


Elevation ?
0' - 3490'

Annual Precip. ?
8.0" - 69.2"

Summer Precip. ?
0.16" - 1.09"

Coldest Month ?
43.2° F - 52.5° F

Hottest Month ?
58.2° F - 76.3° F

Humidity ?
0.03 vpd - 23.92 vpd

Landscaping Information
Water Requirement ?
Extremely Low
Very Low
Moderate - High

Common uses
Bee Gardens

Other Names
Botanical Names
Hemizonia corymbosa|Hemizonia corymbosa ssp. corymbosa

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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