INDEX 
64, 65, 118; of Brown Alge, 64, 65; 
of Conjugate, 59, 60; of Volvo- 
cinex, 38. 
Cholera bacillus (Microspira com- 
ma), 35, Fig. 5. 
Chondrus (see also “Irish Moss’’), 
71, 263; C. crispus, 263. 
Choripetalew, 205, 206, 207, 208, 209, 
210, 213, 217, 219, 229, Figs. 44, 
50, 51. 
Chromatin, 5, 6. 
Chromatophore, 6, 8, 19, 20, 21, 38, 
59, 60, 64, 65, 112, 118. 
Chromosome, 6. 
Cilia, 34, 35, 38, 39, 46, 57, 67. 
Cinnamon-fern (Osmunda_ cinna- 
momea), 134, 
Cirsium, 215. 
Cistiflorz, 209. 
Cladophora, 51, 52, Fig. 8. 
Classification, 12, 15, 16. 
Clematis, 208. 
Climate (as a factor in distribu- 
tion), 229, 235. 
Climbing fern (Lygodium), 
Fig. 35. 
Climbing plants, 23, 186, 202, 277, 
2978, 297. 
Climbing stems, 201, 202, 278. 
Closterium, 59, Fig. 13. 
Clover, 24, 283. 
Club-mosses (see also ‘ Lycopodi- 
nee,”’ ‘‘ Lycopods’’), 128, 143, 144, 
145, 147, 153, 154, 161, 167, 232, 
273, 291, Figs. 37, 38. 
Cluster-cup (Atcidium), 88, 89, 90, 
Fig. 23. 
Coal-measures (see also ‘Carbon- 
iferous ’’), 173, 223, 226. 
Cockspur-thorn (Cratzegus 
gaili), 89, Fig. 23. 
Cocoanut, 240. 
Cold (effect on plants), 18, 281. 
Coleochete, 52, 54, 55, 77, 101, 109, 
110, 112, 286, 289; C. pulvinata, 
54; C. scutata, 54; Fig. 10. 
Color of flowers, 295. 
Columbine (Aquilegia) , 207, 208, 247, 
Fig. 50. 
135, 
crus- 
308 
Columella, 86, 113, 116, 117, 124, 185; 
in Anthoceros, 113, 124; in Mosses, 
117, 118; in Mucor, 86. 
Column (Gynostemium), 194, 195, 
254, 256. 
Composite, 196, 215, 216, 218, 219, 
231, 238, 253. 
Compound leaf, 187, 201. 
Compound pistil, 197, 209, 213. 
Conditions of plant life, 17, 262. 
Conducting tissue (of pistil), 181. 
Cone (see also ‘‘Strobilus’’), 140, 
142, 143, 146, 164, 168, 169, 170; of 
Conifers, 168, 169; of Cycads, 163; 
of Equisetum, 140; of Lycopods, 
143, 145. 
Conferva, 286. 
Confervacee, 27, 51, 52, 53, 54, 55, 58, 
60, 67, 71, 98, 106, 288, 289; repro- 
duction of, 52, 53; Figs. 8, 9, 10. 
Conidium, 82. 
Conifers, Conifers, 147, 156, 157,161, 
165, 166, 167, 168, 169, 170, 171, 172, 
173, 174, 175, 181, 226, 227, 239, 267, 
281, 293; fossil C., 173, 226, 227; 
structure of C., 167, 168, 169, 170, 
171, 172; Figs. 41, 42. 
Conjugatz, 55, 59, 78, 79, 86; struct- 
ure of C., 59, 60; Fig. 13. 
Conjugation, in Mucor, 86; in Spiro- 
gyra, 61. ‘ 
Conocephalus, 106, Fig. 27. 
Contorter, 215. 
Contractile vacuole, 39, 50. 
Corals, 25, 72. 
Coral honeysuckle (Lonicera semper- 
virens), 249. 
Coral reefs (due to calcareous alge), 
72, 
Coralline alge (Corallinew), 14, 72, 
222. 
Cordaitez, 174, 226. 
Cornacee (Dogwood family), 212. 
Cornus (see also “‘ Dogwood ’’), 246, 
247; C. florida, 246, 247, Fig. 55. 
Corolla, 178, 179, 186, 212, 213, 215, 
216, 218, 244, 245. 
Cosmarium, 4, 59, Figs. 1, 13. 
Cottonwood (Populus), 240. 
