Leptosyne is a genus of flowering plants in the family Asteraceae. It includes eight species native to California, Arizona, and northwestern Mexico.
Species Eight species are accepted. Leptosyne bigelovii Leptosyne californica Leptosyne calliopsidea Leptosyne douglasii Leptosyne gigantea Leptosyne hamiltonii Leptosyne maritima Leptosyne stillmanii
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