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Oregon False Goldenaster
Heterotheca oregona
About Oregon False Goldenaster (Heterotheca oregona) 1 Nurseries Carry This Plant Heterotheca oregona is a species of flowering plant in the daisy family known by the common name Oregon false goldenaster. It is native to the west coast of Canada and the United States in British Columbia, Washington, Oregon, and California as far south as Los Angeles County. Heterotheca oregona is found in low-elevation mountain forests and chaparral, often near water. This is a perennial herb which is variable in appearance, with four somewhat indistinct Varieties: It reaches a maximum height of 20 centimeters (8 inches) to one meter (40 inches) , and is covered in small bristles. The inflorescence contains 1-15 flower heads in a flat-topped array. Each head has 14-60 yellowish disc florets but no ray florets. The fruit is an achene with a long grayish pappus.
Plant Description
Plant Type
Plant Type
Perennial herb

0.7 - 3.3 ft tall

Flower Color
Flower Color

Wildlife Supported

Landscaping Information

Natural Setting
Annual Precipitation: 10.8" - 99.1", Summer Precipitation: 0.18" - 2.63", Coldest Month: 29.5" - 50.6", Hottest Month: 52.4" - 78.4", Humidity: 0.21" - 26.20", Elevation: 5" - 6979"

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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