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Lasthenia glabrata Lindl.  
Family: Asteraceae
Yellow-Ray Goldfields
Lasthenia glabrata image
  • FNA
  • Resources
Raymund Chan, Robert Ornduff+ in Flora of North America (vol. 21)
Annuals, to 60 cm. Stems erect, branched distally, glabrous or slightly hairy. Leaves linear or subulate, 40-150 × 2-3+ mm, margins entire, faces glabrous. Involucres hemispheric, 5-10 mm. Phyllaries 10-14, ± lanceolate (distinct tips ± deltate), glabrous but for apices. Receptacles ± conic, papillate, glabrous or sparsely hairy. Ray florets 7-15; (corollas yellow) laminae oblong, 4-14 mm. Anther appendages deltate or broadly ovate. Cypselae gray, clavate or obovoid, 2-3.5 mm, margins not ciliate, faces glabrous, or hairy and papillate (papillae rusty or yellowish, wartlike); pappi 0. Historically, aboriginal Californians used fruits and leaves of Lasthenia glabrata for food. The subspecies are allopatric and almost identical except for their cypselae.

Lasthenia glabrata
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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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