Eschscholzia californica

Eschscholzia californica Chamisso

California Poppy
Papaveraceae

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Protologue: C.G.D.Nees von Esenbeck, Horae Phys. Berol.: 74 (1820)
Pronunciation: Esch-schól-zi-a ca-li-fór-ni-ca
Etymology: after Dr. Johann Friedrich Gustav von Eschscholtz (1793-1831), Latvian or Estonian surgeon,
who came with the Russian expeditions to the Pacific coast in 1816 and 1824 + "of California"
[Note spelling of genus; "t" of Eschscholtz is omitted, although his name was actually spelled variously.
Chamisso, the author of Eschscholzia californica, is the eponym of our Camissonia and Camissoniopsis (Onagraceae).]

Jepson eFlora Treatment

SD County Synoptic Voucher

Distribution:
Eschscholzia californica distribution map SDPAEschscholzia californica distribution map CCH2 
Left: S.D. County Plant Atlas (http://sdplantatlas.org). Right: CCH2. Click to see current herbarium records.  
Eschscholzia californica field image 1
Eschscholzia californica field image 2
Eschscholzia californica
Annual (or perennial) herb. Our California state flower.

Eschscholzia californica flower bud Eschscholzia californica flower cross section
Eschscholzia californica
Left: Flower bud, with caducous calyx enclosing corolla. Note rim at base, diagnostic of species.
Right: Flower, longitudinal-section., showing rim, superior ovary, numerous stamens, and petals.

 Eschscholzia californica flower face view Eschscholzia californica flower side view Eschscholzia californica fruit
Eschscholzia californica
Left: Open flower, face view. Middle: Flower, side view, showing rim. Right: Young fruit, showing basal rim and 3 styles.

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