no HD illustration available
6 656019 Melocactus harlowii (Britton & Rose) Vaupel [125 171686 Cactus harlowii Britton & Rose]
N.L. Britton, J.N. Rose, Cact., vol. 3 : t. 24 (1922) [M.E. Eaton]
no thumbnail 350px available no thumbnail 200px available