Vintage yellow flowers png illustration https://www.rawpixel.com/image/2611684/free-illustration-png-herb-watercolor-mockupView licenseOpobalsam (Pastinaca opopanax) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John Stephenson… https://www.rawpixel.com/image/327048/free-illustration-image-herb-public-domain-botanicalFree Image from public domain licenseOpobalsam (Pastinaca opopanax) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. https://www.rawpixel.com/image/327062/premium-illustration-psd-botanical-herb-vintage-flower-antiqueView license