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Eulobus californicus Nutt. ex Torr. & A. Gray  
Family: Onagraceae
California suncup, more...California evening primrose, California eveningprimrose, California primrose
[Camissonia californica (Nutt. ex Torr. & A. Gray) Raven, moreOenothera leptocarpa Greene]
Eulobus californicus image
Anthony Mendoza
  • SW Field Guide
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Duration: Annual Nativity: Native Lifeform: Forb/Herb General: Annual or perennial, slender and often much taller than wide, 15-70 cm, with erect main axis; solitary or sparsely branched with ascending straight branches; young plant with sparsely pubescent hairs as well as small glandular hairs, becoming glabrous with age. Leaves: First in basal rosette, or no basal rosette at all; lower leaves 3-24 cm long by 0.4-0.7 cm wide, petioled, blades linear to narrowly elliptic, margins pinnately and coarsely lobed and toothed, stem leaves reduced above. Plants leafy when you, leafless or nearly so at flowering time. Flowers: Vespertine (closed until 10 pm, open at 5 am) often 15-18 mm wide, petals 5-7 mm, bright yellow, flecked with red, fading orange, drying pink. Style, stigma, anthers, and filaments bright yellow. Fruits: Capsules 4-8 cm long by 1-1.5 mm wide, slender, straight to slightly curved, turning downward. Ecology: Found on rocky, gravelly, sandy and cinder soils of bajadas, plains, washes below 4,500 ft (1372 m); flowers February-June. Notes: This plant is identifiable by how strikingly it looks like a mustard. Ethnobotany: Unknown, but other species in the genera have medicinal and culinary uses. Etymology: Camissonia is named for Ludolf Karl Adelbert von Chamisso (1781-1838) a German botanist, which californica is named for California. Synonyms: Eulobus californicus, Oenothera californica, Oenothera leptocarpa Editor: SBuckley, 2010
Eulobus californicus
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Anthony Mendoza
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Sue Carnahan
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Sue Carnahan
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Patrick Alexander
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Liz Makings
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Patrick Alexander
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Anthony Mendoza
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Sue Carnahan
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Sue Carnahan
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Anthony Mendoza
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Zachery Berry
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Sue D. Carnahan
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Anthony Mendoza
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Sue Carnahan
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Anthony Mendoza
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Sue Carnahan
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Anthony Mendoza
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Mark Dimmitt
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Sue Carnahan
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Ries Lindley
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The National Science Foundation
Development supported by National Science Foundation Grants (DBI 9983132, BRC 0237418, DBI 0743827, DBI 0847966)
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