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California, United States
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California, United States
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close up image of Lepidium campestre FIELD CRESS at the James Woodworth Prairie Preserve - two flower heads at bloom showing buds, flowers opening, and seeds developing; top viewThis is an invasive, non-native species at the Peacock/Woodworth Prairie.
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field image of Barbarea vulgaris YELLOW ROCKET at the James Woodworth Prairie Preserve - stem, leaves, and flowers detail.
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Orinda, California, United States
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United States
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Johnson Lane, Nevada, United States
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Nevada, United States
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California, United States
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United States
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Nevada, United States
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California, United States
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field image of Rorippa palustris fernaldiana MARSH CRESS at the James Woodworth Prairie Preserve - top down view of a single speciment at full bloom
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Oneota (historical), Nevada, United States
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Orinda, California, United States
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Tahoe yellowcress, Rorippa subumbellata, is a globally rare species found only on the sandy shores of Lake Tahoe in California and Nevada, and nowhere else in the world. Elevation 1900 m (6230 ft)
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Limestone rock crevices on Cerro Gordo Peak, Inyo Mountains, California, July 7th 2011. This little-known plant in the Brassicaceae was originally placed in the genus Thelypodium, then in its is own genus, Caulstramina, but is now considered a member of the small genus Hesperidanthus. July 7th 2011, Image I11-8974
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Bishop, California, United States
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Nevada, United States
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Bley (historical), Nevada, United States
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Nevada, United States
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Tahoe draba, Draba asterophora, Slide Mountain, Sierra Nevada, Carson Range, Humboldt Toiyabe National Forest, elevation 2695 m (8845 ft). Substrate is rocky granitic colluvium.This rare plant is known only from the Mount Rose and Slide Mountain areas of the northern Carson Range in extreme western Nevada, in and just outside of the Lake Tahoe drainage basin. The diploid progenitor of this autotetraploid species survives in a separate population at the south end of the Carson Range in the Heavenly Mountain and Freel Peak areas on either side of the California-Nevada border. An auto-octoploid named var. macrocarpa comprises a third isolated population in the Cup Lake area of California.