268 



The Waterlilies. 



turn 



Hairs on stem apex 4 3-44 



of seedling 112 



stipules 06 



Hansteln *0 



Hapl 8 



Hardiness 236 



Harahberger 101, 182 



Heat evolved In flowers 123 



Hellotroplsm 113 



Henslow on root-cap 29 



Hercules 13 



Heredity 222, 233 



Herodotus 10, 16 



Hofmelster 72 



on embryo sac of Nuphar 103, 104 



Holland, Philemon 13, 18 



Hooker on vlvipary of N. mlcrantha 74 



Hooker and Thomson 219, 141, 193 



Hybridizing 239-240 



Hybrids, history of 219-221 



limitations In production of 221, 222 



natural 222 



sterility of 222, 223 



Hydrocallls 200 



distribution 213 



flower 78, 80 



odor of 121 



submergence after anthesls 123 



symmetry of 101 



hybrids 222 



leaf 64, 66, 77 



peduncle 78 



petiole, air-canals of 68 



phylogeny 218 



pistil 86. 88 



pollen 85 



pollination 122 



receptacle 79 



roots 28 



seeds 00 



stamens 84 



stem 39, 41 



Hydrocampa proprlalls, leaf -cutter 240-241 



Hydrocharls 24 



morsus-ranae 115 



Hypocotyl 107, 111 



Idloblasts, crystals In 61 



In carpels 84, 85, 87, 88 



leaf 69, 70 



peduncle 79 



petals 83 



petiole 60-62 



roots 32, 33 



development of 37 



sepals 81, 82 



stamens 84, 85 



stem 46 



stipules 56 



water-leaves 77 



Inappendiculatae 127, 163, 192 



Inflorescence 99, 100 



Insects attracted to flowers 121 



effecting pollination 122-123 



found dead in flowers 122-123 



Iris pseudacorus 16 



l'AOB 



Irmlsch 73 



Iscblrch 60 



Jahn on causes of shape of leaf 115 



Jones, Sir Wm 6 



Joret 



Kalldasa 4 



Karsten on adjustment to water level 115 



Kerner on opening and closing of N. alba 120 



pollen 85 



N. thermal** 214 



Key to species 126-127 



Kltalbel, P 214 



Klebs on seedlings 107 



Kny on cuticle of air-canals CO 



Koehne on fusion of floral leaves with ovary 98 



Kohl 60, 61, 70 



Kotschy collection from Nubia 146 



Kuntze 25 



Labeling 239 



Lanman 5 



Leaf 27, 64-67, 65*, 74, 77 



adjustment to water level 114-115 



air-canals In 70 



buoyancy of 114 



development of 95-97 



hairs on 72-73 



kinds of 54 



of germinating tuber 75*, 190*. 195* 



seedling 107-110* , 108* 



structure of 112 



structure of 67*, 68*-72, 76, 77, 115, 116 



vascular system of 70, 71* 



venation 66, 67, 115 



Leaf-cutter 240-241 



Leaf-gap 51, 53-54 



Leaf-scar 47, 48* 



Leaf-spot 241 



Leaf-trace 51-54 



Leaves as food for animals 39 



Lechartler on function of air-canals 60 



experiments on respiration 117, 118 



Lehmann on vlvipary 74 



Leptopleura. See Lytopleura. 



Lcucanthos 200 



Leuconymphaea 25, 125 



gibertU 211 



reniformis 189 



Lilium longlflorum 10 



Llmnanthemum 23, 24 



Lobelius 15*-16, 18, 20, 22 



Lotophagl 11 



Lotos 192, 193*, 216 



carpels 84, 86, 87, 193* 



distribution 213, 217 



flower 77, 80, 193* 



movements of 120, 121 



odor of 121 



submergence after anthesis 123 



symmetry of 101 



fruit 89, 90 



geologic history 214, 217 



germination 106, 195* 



hybrids 221-223, 231-232 



