Plantae Selectae: No. 37–Yucca by Georg Dionysius Ehret. Original from The Cleveland Museum of Art. Digitally enhanced… https://www.rawpixel.com/image/2375021/free-illustration-image-botanical-yucca-vintageFree Image from public domain licenseSpanish dagger (Yucca gloriosa) from Traité des Arbres et Arbustes que l’on cultive en France en pleine terre… https://www.rawpixel.com/image/568403/spanish-dagger-plantFree Image from public domain license