264 



INDEX 



Regeneration, 216 



Registering instruments, 249 



REINKE, 63, 113 



Report on Physiology, 5 



Reproducing illustrations, 19 



Reproduction, 218 



Respiration, 78, 94; gas released, 122; 

 oxygen in, 126; quantities, 128, 134, 

 141; equation, 131; ratios, 132; re- 

 lations to photosynthesis, 132; re- 

 lease of energy, 132; affected by ex- 

 ternal factors, 135; optima, 135; 

 anaerobic, 136; relation to fermenta- 

 tion, 137, 139, 140; terminology, 141; 

 literature, 142 



Respiratory equation, 131 



Respirometers, 47, 128 



Respiroscopes, 47, 123 



Resting Periods, 216 



Rheotropism, 240 



RHODES, 239 



Rhythms, 216 



RICHARD instruments, 173, 178, 181, 

 182 



RICHARDS, 124, 128, 156, 199 



RICHTER, 40 



Rigor, 71 



RODEWALD, 63 

 ROHRBECK, 68, 206 



Root cages, 220 



Root exudation, 156 



Root pressures, 156 



Roots, selective power, 162; secretion 



of acids, 162; oxidizing power, 162 

 Rubber manipulation, 249 



SACHS, 28, 30, 67, 76, 85, 89, 90, 91, 92, 

 94, 95, in, 113, 128, 141, 142, 169, 

 184, 199, 200, 204, 206, 209, 211, 220, 



222, 228, 229, 230, 234, 238 



SACHS' curvature, 211, 216 

 Saucer germinators, 210 

 SCHENCK, 30 

 SCHIMPER, 29, 30, 119 

 SCHOUTEN, 169, 2CI 

 SCHREDJER, 162, 196 

 SCHULTZE, 68 

 SCHWENDENER, 67 

 Secretion, 78, 162, 171 

 Seeds, stock, 53 



Semi-permeable membranes, 148 

 Sensation, 239 

 Shading of greenhouse, 36 

 SHAW, 126 



Shells for enwrapping pots, 173 

 SHENSTONE, 246 



SHERMAN, Miss HOPE, 215 



Sink, 34; description, 48 



Siphons, 249 



Skeleton, 75 



SMITH, E. F., 50, 136 



Smith College, 31 



SNYDER, 119 



Soaking of seeds, 211 



Soils, study, 160; works on, 160; phys- 

 ics, 1 60; chemistry, 162; effects on 

 habit, 163 



SORAUER, 29, 30 



Space-markers, 197, 198 



Spectroscopes, 82 



Speculation, 23 



Sphagnum, 53, 210 



STAHL, 99, 166, 190, 191 



Starch formation, 89, 90, 91, 92 



STEINBRINCK, 169 



Sterilizers, 48 



STEVENS, 226, 233 



STICH, 128, 130 



Still, 48 



Stimulus, 74; nature, 239 



STOELTING Co., 54, 186, 200, 225 



Stomata, entrance of gases, 165; tran- 

 spiration, 189; quantities, 192 



STONE, 94, 102, 107, 176, 201, 204, 205, 

 215, 226, 229 



Stop-cocks, 250 



STRASBURGER, 30, 59, 76, 89, 170 



Streaming of Protoplasm, 59; quanti- 

 ties, 60 



STRICKER, 67 



Structures, 241 



Supplies, 53 



Supply Companies, 53 



Supported bell jar, 187 



Support stand, 250 



SWEZEY, 226 



Tables, 32, 43, 253; of data, 251 



Teaching, 8 



Teaching Botanist, 6, 41 



Temperature Stages, 67, 69 



Tensions of tissues, 213 



Theorizing, 23 



Thermographs, 181 



Thermometers, 181 



Thermometric movements, 240 



Thermo-regulators, 37 



Thermostats, described, 206 



Thermosynthesis, 115 



Thermotonic, 71 



Thermotropism, 240 



Thigmotropism, 238; stimuli, 239, 240 



