Yellow daylily.
Pierre-Joseph Redouté, from "Les liliacées," vol. 1 by Augustin Pyramus de Candolle & P.-J. Redouté, Paris, 1805 #illustration #art https://www.oldbookillustrations.com/illustrations/hemerocallis-lilioasphodelus/
Yellow Daylily | Old Book Illustrations

Hand-colored stipple engraving showing Hemerocallis lilioasphodelus, a plant in the family Asphodelaceae native to Eurasia, which produces yellow flowers

Old Book Illustrations