INDEX. 



241 



Croton, 200. 



Cruciferse. See "Mustard family." 



Cruciflorss. See " Rhocadinse." 



Cucumber, 221. 



Cucumber-tree. See "Magnolia." 



Cucurbitacese. See " Gourd." 



Cup fungi (" Discomycetes "), 71. 



Cupuliferse, 183. 



Curl, 66. 



Currant, 203. 



Cusciita. See "Dodder." 



Custard-apple, 186. 



CyanophycesB. See " Blue - green 



slime." 



Cyathus, 84 ; Fig. 50. 

 Cycad, -ese, 140. 

 Cycas revoluta, 141 ; Fig. 71. 

 Cyclamen, 212. 



Cynofjlossum. See " Hound 's-tongue." 

 Cyperacese. See " Sedge." 

 Cy perns, 161. 

 Cypress, 142. 



Cypripedium. See " Lady's-slipper." 

 Cystopus. See also " White rust." 



bliti,57; Fig. 33. 



general structure, 57. 



structure of filaments, 57. 



non-sexual spores (conidia) , 57. 



germination of conidia, 58. 



resting spores, 59. 



oogonium, 59. 



antheridium, 59. 



candidus, 60 ; Fig. 34. 



Daisy, 223. 



Dandelion, 66, 223 ; Fig. 125. 



Darlinytonia, 195. 



Datura. See " Stramonium." 



Day lily, 155. 



Deadly nightshade, 215. 



Dead nettle, 215 ; Fig. 120. 



Delphinium. See " Larkspur." 



Dermatogen, 176. 



Desmid, 33, 34; Fig. 20. 



Devil's apron. See " Laminar ia." 



Dianthus. See " Pink." 

 Diatomacese, 41, 42 ; Figs. 24, 25. 



structure, 42. 



movements, 42. 



reproduction, 42. 

 Dicentra, 192; Fig. 103. 

 Dicotyledon, 145, 170, 181, 225. 

 Digitalis. See " Foxglove." 

 Dioecious, 88. 



DionsRa. See " Venus's fly-trap." 

 Dioscorese. See "Yam." 

 Diascorea villosa, 154. 

 Diospyros. See " Persimmon." 

 Diospyrinse, 210. 

 Dipsacus, -acesB. See " Teasel." 

 Dirca. See "Moose-wood." 

 Ditch-moss, 167 ; Fig. 91. 

 Dodder, 214. 



Dodecatheon. See " Shooting-star." 

 Dog-bane, 219; Fig. 122. 

 Dogwood, 202, 229; Fig. 110. 

 Drapernaldia, 26; Fig. 14. 

 Drosera, -acess. See " Sun-dew." 

 Drupe. See " Stone-fruit." 

 Duck-weed, 159; Fig. 86. 

 Dutchman's pipe. See " Aristolochia." 



Earth star. See " Geaster." 

 Ebenacese (ebony), 212. 

 Echinospermum. See " Beggar's- 



ticks." . 



Ectocarpvs, 45, 47 ; Fig. 28. 

 Eel-grass, 168, 169 ; Fig. 91. 

 Egg apparatus, 144. 

 Egg cell, 27, 36, 39, 45, 90, 106, 133, 144. 

 Egg-plant, 215. 

 Eichler, 153. 

 Elater, 91, 122. 

 Elder, 224. 

 Elteagnacese, 206. 

 Elm, 183. 



Elodea. See " Ditch-moss." 

 Embryo, 90, 97, 107, 133, 149, 180, 

 Embryology, 3. 

 Embryo sac, 143, 144, 151. 



