INDEX 



219 



Convallaria majalis, Figs. 107, 109, 



pp. 174, 179 

 Convex torus, 177 

 Convolvulus sepium, Figs. 80, 109, 



pp. 140, 179 

 Coptis trifolia, Figs. 97, 101, pp. 



162, 166 



Cordate base of leaves, 156 

 Fig. 92, p. 155 



outline of leaves, 162 



Fig. 96, p. 161 



Coriaceous blade of leaf, 171 

 Corn, Fig. 122, p. 193 



smut, 53 



Fig. 21, p. 54 

 Cornus florida, Figs. 92, 95, 108, 



pp. 155, 160, 175 

 Corolla, 109, 177, 178, 185 

 Corylus americana, Fig. 123, p. 

 194 



rostrata, Fig. 123, p. 194 

 Corymb, 174 



Fig. 107, p. 174 

 Cotyledons, 85, 106, 117, 208 

 CrataBgus coccinea, Fig. 78, p. 



137 



Crateriform corolla, 180 

 Cremocarp, 200 



Fig. 129, p. 201 

 Crenate margin of leaves, 156 



Fig. 93, p. 157 

 Cross-pollination, 188 

 Cucurbita maxima, Fig. 124, p. 



195 



Culver's root, Fig. 76, p. 135 

 Cuneate base of leaves, 156 

 Fig. 92, p. 155 



outline of leaves, 163 



Fig. 96, p. 161 

 Cup fungus, Fig. 23, p. 55 

 Cuscuta gronovii, roots, Fig. 72, 



p. 127 

 Cuspidate apex of leaves, 159 



Fig. 95, p. 160 



Cyanthus vomicosus, Fig. 23, p. 55 

 Cylindric corolla, 180 

 Cyme, 176 



Fig. 108, p. 175 

 Cymose head, 176 

 Cypripedium acaule, Figs. 115, 

 121, pp. 186, 191 



parviflorum, Fig. 76, p. 135 

 Cystocarp, 33 

 Cystopteris bulbifera, Fig. 42, p. 78 



DAISY, ox-eyed, Fig. 108, p. 175 

 Dandelion, Fig. 93, p. 157 

 Datura stramonium, Fig. 132, p. 



205 

 Deciduous calyx, 178 



leaves, 169 



Fig. 100, p. 165 

 Decumbent plants, 139 



Fig. 79, p. 138 

 Decurrent attachment of leaves, 



155 



Defoliation, 97 

 Dehiscence, 182 



fruits, 192, 198, 203 



Fig. 130, p. 202 

 Deliquescent stems, 134 

 Deltoid outline of leaves, 163 



Fig. 96, p. 161 

 Dentate margin of leaves, 157 



Fig. 93, p. 157 

 Denitrifying bacteria, 36 

 Determinate inflorescence, 172, 176, 



Fig. 108, p. 175 

 Diadelphous stamens, 182 



Fig. 113o, p. 183 

 Diandrous flower, 182 

 Diastase, 43 



Dicarpellary gyncecium, 183 

 Dichtomouslv branched thallus, 



31 



Dicotyledonous angiosperms, 119 

 Dicotyledons, 21 



gametophyte, 122 



sporophyte, 122 



summary of, 122 



Digitalis purpurea, Fig. 107, p. 174 

 Dimorphous flowers, 190 

 Dionsea muscipula, Fig. 103, p. 168 

 Dioecious flower, Fig. 119, p. 188 



plant, 186 



Dioscorea villosa, Fig. 98, p. 163 

 Direction of growth, 139 



Fig. 79, p. 138 

 Discoid anthodium, 176 

 Disease forming (pathogenic) bac- 

 teria, 39 



Divergent bud, 149 

 Fig. 85, p. 147 

 Divided leaves, 159 

 Dodder, roots, Fig. 72, p. 127 

 Dogbane, Figs. 95, 96, 130, 134, 



pp. 160, 161, 202, 212 



