Ericameria arizonica is a North American species of flowering shrub in the family Asteraceae known as Arizona goldenbush or Grand Canyon goldenweed.Plant Species of the Bright Angel Trail: Grand Canyon Goldenweed, Ericameria arizonica It has been found only on the cliffs on the south rim of the Grand Canyon in Coconino County, Arizona.Biota of North America Program 2014 county distribution mapR.P. Roberts, Urbatsch & J.L. Anderson 2005. Sida 21(3): 1558–1560 diagnosis in Latin, description and commentary in English, photo of type specimen on page 1559
Ericameria arizonica is a shrub up to 50 cm (20 inches) tall. It has elliptic to narrowly oblanceolate leaves up to 35 mm (1.4 inches) long. Flower heads are in flat-topped arrays, each with both disc florets and ray florets.Flora of North America, Ericameria arizonica R. P. Roberts, Urbatsch & J. L. Anderson, Arizona goldenbush The species was described in 2005 by Roland P. Roberts, Lowell E. Urbatsch and John Anderson. Ericameria arizonica is ranked as G2 (Imperiled) by NatureServe.
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