FISRUAwy 4, 1887.X] Scm] inductive reasoning, or the supportinga of every general proposition upon a solid foundation -of positive, indisputable fact. Learning the names of plants is but the begin.ning of the study of botany. It is like learning the names of our companions or schoolmates before we become really acquainted with them. After we have learned to tell plants apart and to call them by name, we have presented for study such problems as the laws governing their distribution, the relation between the florae of dif-