Iceland moss (Cetraria islandica) illustration. Digitally enhanced from our own book, Medical Botany (1836) by John… https://www.rawpixel.com/image/327131/free-illustration-image-moss-iceland-icelandic-flowerFree Image from public domain licenseBrown Iceland moss png botany illustration https://www.rawpixel.com/image/2611693/free-illustration-png-moss-fungi-lichenView licenseIceland moss (Cetraria islandica) illustration from Medical Botany (1836) by John Stephenson and James Morss Churchill. https://www.rawpixel.com/image/327129/premium-illustration-psd-john-stephenson-antique-botanicalView license