Ratibida columnifera

Ratibida columnifera (Nutt.) Woot. & Standl. Engl.: upright prairie coneflower, yellow Mexican hat. Suom.: meksikonkeltahattu. Sven.: mexikohatt. Bot. syn.: Lepachys columnifera (Nutt.) J. F. Macbr., Ratibida columnaris D. Don, Rudbeckia columnaris Pursh non Sims, Rudbeckia columnifera Nutt.

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