Silphium laciniatum (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Silphium laciniatum" in English language version.

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1,349th place
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ars-grin.gov

npgsweb.ars-grin.gov

doi.org

efloras.org

illinois.edu

life.illinois.edu

jstor.org

missouribotanicalgarden.org

natureserve.org

pnas.org

springer.com

link.springer.com

umich.edu

herb.umd.umich.edu

usda.gov

plants.sc.egov.usda.gov

  • NRCS. "Silphium laciniatum". PLANTS Database. United States Department of Agriculture (USDA). Retrieved 15 November 2015.

plants.usda.gov