Rudbeckia laciniata (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Rudbeckia laciniata" in English language version.

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582^nd place

6^th place

438^th place

336^th place

9,082^nd place

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732^nd place

800^th place

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8,425^th place

archive.org

"Rudbeckia laciniata". County-level distribution map from the North American Plant Atlas (NAPA). Biota of North America Program (BONAP). 2014. Retrieved 4 February 2018.

Urbatsch, Lowell E.; Cox, Patricia B. (2006). "Rudbeckia laciniata". In Flora of North America Editorial Committee (ed.). Flora of North America North of Mexico (FNA). Vol. 21. New York and Oxford: Oxford University Press – via eFloras.org, Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

"RHS Plantfinder - Rudbeckia laciniata 'Starcadia Razzle Dazzle'". Retrieved 11 October 2018.
"RHS Plant Selector - Rudbeckia laciniata 'Herbstsonne'". Retrieved 23 February 2020.
"AGM Plants - Ornamental" (PDF). Royal Horticultural Society. July 2017. p. 93. Retrieved 11 October 2018.
Rudbeckia laciniata 'Goldquelle' (d) www.rhs.org.uk The Royal Horticultural Society 2021