INDEX. 



Abele 63, 208, 253 



Abies 12, 113 



A. pectinata 314 



Absorption-spectrum 134 



Acacia 147, 148 



Accessibility of gases 142 



Acer 181-186 



A. campestre 184, 185, 186 



A. platanoides 10, 11, 49, 183, 184, 



186 

 A. pseudo-platanus 181, 182, 183, 



186 

 Acicular leaf 21, 22, 24, 190, 305, 



308, 316 

 Acids 85, 114 

 Aconite 6 

 Aconitum 106 



Action of environment 140 

 Action of gravitation 110 

 Acuminate apex 27, 28, 29, 31,241 

 Acute apex 27, 28, 29, 211 

 Adaptation to drought 138 

 Adaptation to environment 138- 



140 



Adaptations 105, 144, 146 

 Adnate stipules 19, 41 

 Adventitious roots 216 

 Aeration of leaf 119 

 Aerial leaves 99, 105, 142 

 Aerial organs 98 

 ^Esculus 16 



M. Hippocastanum 42, 157 

 Afferent vessels 80, 83, 84, 85 

 Agave 4 



Age of leaf 123, 127 

 Agrimony 44 



Ailanthus 17, 20, 45, 58, 164 

 A. glandulosa 16, 164 

 Air 85, 94, 108, 118, 134, 142, 143, 



145 



Alder 5, 13, 21, 24, 26, 29, 30, 35, 



52, 53, 56, 89, 105, 118, 121, 



141, 258, 259 

 Alder Buckthorn 58, 291 

 Algffi 71, 73, 76 

 Allium 147 



Almond 24, 30, 59, 249, 270 

 Almond Willow 278, 279 

 Alnus glutinosa 258, 259 

 Aloe 8, 9 

 Alpine plants 140, 141, 142, 145, 



148 



Alterations in position 9 

 Alterations of form and structure 



138 



Altered leaves 139 

 Alternate leaves 3, 6, 8, 13, 158, 203 

 Alternate secondaries 54 

 Amaranthus 104 

 Amaryllidece 99 

 Ammophila 145 

 Amounts of carbon-dioxide in air 



128, 131, 136 



Ampelopsis 21, 111, 158, 176 

 A. hederacea 175 

 Amygdalus communis 249, 270 

 Amylogenesis 135 

 Anaesthetics 127 

 Analyses 129 

 Andromeda 24 

 A. polifolia 301 

 Angles ot veins 53 

 Angular divergence 3, 6, 8, 43, 46, 



51 



Angular shoots 159 

 Animal agencies 142 

 Animal cell 74 

 Animal respiration 96 

 Antherozoid 76, 77 

 Anthers 71 



