INDEX. 



423 



Host 161 



Houseleek SS5 



Hydnum, fructification 550, 404 



Hydrophytes 311, 327 



Hydrotropism 202; apparatus 

 303 



Hylocomium SB 



Hyphae 39; branching 40; fu- 

 sion 45 



Indian turnip, inflorescence ^.56' 

 Infection with fungi 43 

 Inflorescence 87 

 Insects, adaptations of flowers 



to 358; distributing spores 



357; exclusion of 359; as food 



342 

 Integuments, of ovule 243; of 



seed 299 

 Internodes 96; of Chara 27 

 Involucre 256 



Irregularity 2^4; purpose 359 

 Irritability 145, 183, 188, 274; 



localization 189 

 Isogamy 271, 274 

 Ivy, chloroplasts 4 



Katabolism 170, 175 



Land plants 152, 311 



Larch, gametophyte SSS, SS3; 

 shoot 320 



Lasiagrostis, rolling of leaf 319 



Lathyrus 407 



Leaves, adaptation 314, 320; 

 arrangement 119: base 120; 

 blade 123; development 117; 

 fall of 140; form 119; growth 

 137. 138; of mosses 57; origin 

 53; pine 91, 02; primary 117; 

 secondary 117; stalk 122; 

 structure 132, 139; suppres- 

 sion 3ig; as water recepta- 

 cles 324 



Leguminosa;, root tubercles 336 



Lenticels 113 



Leucoplasts 4. 5 



Lichens JfG, 47, 2S5, 337 



Light, effect on growth 184, 

 185; effect on form 313; effect 

 on water plants 338; escaping 



319; produced by plants 174; 



relation to photosyntax 166 

 Lignification 6 

 Lily, anther :2I,S; buds SG2 

 Lime, effect of 317 

 Linden, domatia 350; shoot SG 

 Liverwort 49, 378, 379, 404, 405 ; 



sporangium 227 

 Locomotion 190 

 Locust, development of leaf 



139; stipule thorns 130 

 Lodgers 334 

 Lonicera, buds S8 

 Lotus, fruit 302 

 Lunularia ^5, 50 

 Lychnis, petal 254; stigma SJfO 

 Lycopodium, stem 103 



Malt 408 



Maple, buds S3; fruits 324; leaf 

 ISS; mosaic 1!>5 



Marchantia 378, 404; elaters 7 

 rhizoids 7; spermary 279 

 thallus 2G7; brood-buds 262 

 thallus 2G1 



Marigold, marsh 389, 407 



Marsilia, root tip GS 



Mechanical tissues 149; devel- 

 opment of 186 



Mechanics of body 149 



Megasporangium 234 



Megaspore 231; of lily 2 



Melampsora, spore beds 215 



Meristem, primary 35; of root 

 68; of shoot 84; secondary 74, 

 108 



Mesocarpus 21; conjugating 



Mesophytes 311, 312 

 Metabolism 145, 215 

 Metzgeria 5;? 

 Micrococcus 11 

 Microsphjera 375, 403 

 Microsporangium 234 

 Microspores 231 

 WMevi 224, 375, 403; fruit 396 

 Milkweed, flowers 252; pollen 



mass 253 

 Mimicry 348 

 Mimosa, leaves 20S; sleep 



movement 207 



