This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Cladonia coccinea Flora Batava Volume v. la Cephaloziella byssacea Roth Warnst syn Jungermannia byssacea Roth Lichen coccifer Linnaeus syn Cladonia cornucopioides Linnaeus Hoffmann nomen rejiciendum Lichen cornucopioides Linnaeus nomen rejiciendum Cladonia coccinea et Cl extensa Hoffm Jungermannia byssacea Roth Jungermannia