European goldenrod (Solidago virgaurea) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John… https://www.rawpixel.com/image/327163/free-illustration-image-goldenrod-flower-solidago-virgaureaFree Image from public domain licenseYellow european goldenrod flowers png illustration https://www.rawpixel.com/image/2611674/free-illustration-png-goldenrod-herbal-africa-plantView licenseEuropean goldenrod (Solidago virgaurea) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. https://www.rawpixel.com/image/327186/premium-illustration-psd-antique-botanical-botanyView licenseSolidago bicolor 3, White Goldenrod, Howard County, Md, Helen Lowe Metzman https://www.rawpixel.com/image/8756870/photo-image-flower-plant-public-domainFree Image from public domain license