xv i LIST OF PLATES 



TO FACE PAGE 



MANNA ASH, Fraxinus Ornus . 



MAIDEN-HAIR TREE, Ginkgo biloba 



SNOWDROP TREE, Halesia Carolina 6 2 



HYDRANGEA BRETSCHNEIDERI . 62 4 



HYDRANGEA PETIOLARIS . . . 628 



JUNIPERUS RECURVA, at Claremont ' 6 74 



