Vlll CONTENTS 



PRACTICAL DIRECTIONS FOR THE STUDY OF TYPES 

 PHANEROGAMS. 



I. ANG 10 SPERMS. 



t VEGETATIVE ORGANS. 

 A. DICOTYLEDONS. 



T YPE. 



Mature ............. 55 



Young .............. 76 



Apical Bud ............ 79 



Node .............. 86 



ARBOREOUS TYPE ........ 88 



AQUATIC TYPE ......... 110 



Sieve Tubes ........... 113 



Laticiferous Tissues ........ 118 



LEAF Bifacial Type. 



Petiole ............... 122 



Lamina ............. 124 



Isobilateral Type .......... 134 



Centric Type ............ 136 



Aquatic Type ........... 188 



LEAF-SCARS, AND FALL OF LEAF ...... 143 



HAIRS AND EMERGENCES ......... 145 



ROOT Herbaceous Type .......... 148 



Ligneous Type . .......... 153 



Apex ................ 157 



B. MONOCOTYLEDONS. 



STEM HERBACEOUS TYPE ...... 161 



BULBOUS TYPE ......... 167 



ARBOREOUS TYPE ........ 169 



AQUATIC TYPE ......... 171 



LEAF Bifacial Type ........... 172 



Isobilateral Type .......... 179 



Aquatic Type ............ 180 



