INDEX. 



Note. Synonyms and horticultural names are in italics. Asterisk (*) after a number indicates a figure. Numbers in 

 heavy-faced type refer to the taxonomic description of a species or group ; such descriptions always treat in order (1) diag- 

 nosis, (2) synonymy, (3) detailed description of flower, leaf and stem, (4) geographic distribution, (5) notes of miscellaneous 

 information. 



PAGE 



Aerial leaves 64 



Aestivation 98 



Agrostis 8 



AM 8 



Air-canals, function of 60, 118 



gases in 117-118 



in leaf 70 



peduncles 59*, 78-79 



petals 82 



petioles 58, 59*, 60, 62, 76 



development of 96 



of seedling 112 



roots 31-33, 37' 



sepals 81-82 



Alplnus 16, 17, 20, 21, 23 



Ambel 23 



Ameling on cell dimensions 69 



Amenhotep 6, 8, 9 



Ames, O 222 



Analytic Key 126-127 



Anecphya 127 



flower 80 



symmetry of 101 



phylogeny 218 



pollen 85 



seed 90 



stamens 85 



Anoectomeria 215, 216, 217 



fruit 87 



phylogeny 218 



brongnlartli 215, 216 



media 216 



nana 216 



Anther, development of 101-102 



Anthotaxy 42, 43 



Aphides 240 



Apical growth of roots 36-37 



Appendiculatae 127, 131 



Apocarplae (gee Nymphaeae apocarplae) 127 



carpels 85-89 



flower 78 



odor of 121 



leaf 65, 66, 77 



girder-like veins 115 



ovary 86* 



peduncle 02, 78, 79 



petiole 61 



collar of 62 



phylogeny 217, 218 



20 



PAGE 



Apocarpiae, propagation 239 



root 28 



stamens 83, 85 



stem 39 



Apogeotropism of peduncles 114 



petioles 114 



Arcangeli on idioblasts 60, 61, 70 



leaves 54 



stomata of water-leaves 77 



Archesporlum 101-102* 



Aril 90-91* 



development of 104 



Arum 16 



Astomatlc area 68 



Athenseus 13-14, 17 



Axlle process 80, 88 



Bacon on dead Insects in flowers 



Baillon on floral diagram of Nuphar 



Barthglemy 



on air-canals of petioles 58 



movement of gases 117 



respiration 117 



Bauhln, C 15, 19, 22, 



Hauhin, J 



Beardslee 



Bellonus, P 



Bes 



Besler 



Blue lotus 5, 7, 8, 



Bock, Hieronymus 14 



Bodaeus a Stapel 



Boissler on N. thermalls 



Bonavla 



Bontius 



Boolak Museum 



Botanical Magazine 



Brachyceras 



distribution 



flower 



submergence of, after anthesls .... 



germination 



hand-pollination 



hybrids 221, 222, 225 



leaf 



ovary 



peduncle 



petals sepalold 



phylogeny 217, 



265 



122 

 100 



72 



60 

 118 

 118 



25 



22 

 192 



16 

 9 



19 

 146 

 , 18 



20 



214 



7 



21 



9 



5 



131 



213 



80 

 123 

 106 

 240 

 228 



64 

 86* 



79 

 100 

 218 



