Keywords: Methodus plantas-Moench-v2-519.png Page 519 of Methodus plantas horti botanici et agri Marburgensis a staminum situ describendi /auctore Conrado Moench http //www botanicus org/page/449222 1794 Creator Conrad Moench PD-old-100 Echinacea purpurea Methodus plantas horti botanici et agri Marburgensis v2 Conrad Moench |