INDEX TO VOLUME VIII 
Bicuculla Cucullaria, 445 
Boehmeria cylindrica, 398 
Bollworm, pink, 192 
Botrychium, 304; obliquum, 307; Virgini- 
anum, 306 
Brannon, J. M. a simple method for grow- 
ing plants, 176 
Brodiaea, 144 
Bromeliaceae, 330 
Bromus ciliatus, 48 ; purgans, 48 
Brownea, pollen of, 472 
Brown-rot of peaches, losses from, 316 
Brucea furruginea, tyloses in, 184 
Bryophyllum calycinum, 2gi 
Bubakia, 447 
Buckwheat, 328 
Cacti, 198 
Caeoma strobilina, 444 
Caesalpinioideae, 175 
Callirrhoe digitata, 195; involucrata, 194; 
lineariloba, 197 
Campbell, D, H. The eusporangiate ferns 
and the stelar theory, 303 
Cancers, studies on plant. III. The nature 
of the soil as a determining factor in the 
health of the beet, Beta vulgaris, and its 
relation to the size and weight of the 
crown gall produced by inoculation with 
Bacterium tumefaciens , 507 
Cannabinaceae, 331 
Cannabis sativa, 395 
Carduus, genus, 283 
Carnation rust, 316 
Cassia, 175 
Castanea, Aspergillus cultures on bark of, 
113; dentata, leaves of, 433 
Cations, effect upon permeability of poly- 
valent, in combination with polyvalent 
anions, 382 
Cedar, mountain, 198 
Celtis occidentalis , 393; pallida, 194 
Cenchrus spicatus, 47 
Centaur ea orientalis, 31 
Cercis canadensis, 173, 174, 175 
Cercospora, 320 
Cereus grandiflorus, pollen tubes of, 474 
Cerotelium Canavaliae, 449; Dicentrae, 445; 
Fici, 450; Gossypii, 450; Vitis, 450 
Chaetochloa italica, 43; lutescens, 41; viridis, 
48 
Chase, Agnes. The Linnaean concept of 
pearl millet, 41 
Chenopodiaceae, 328, 330 
Chestnut-bark disease, loss from, 316 
Child, CM. Certain aspects of the prob- 
lem of physiological correlation, 286 
Chlorella sp., 2, 14, 15; vulgaris, 2, 14, 15 
Chlorophyceae, i, 2, 27; cultures of, 2 
Chnoopsora, 443 
Chrysanthemum rust, 316 
Chrysomyxa, 447 
Church, Margaret B. (See Charles 
Thom, 103) 
Chusquea abietifolia, 219 
Cienfuegosia sulphurea, 195 
Cirsium, 283; arvense, 283 
Cistus, stylar canal of, 475 
Citrus, 219; canker, 316, 319; grandis, 433 
Clarkia, 144 
Climbing bamboo, 219 
Clivia, pollen of, 472 
Clostridium, i 
Cloudiness, the effect of, on the oxygen 
content of water and its significance in 
cranberry culture, 50 
Cnicus, genus, 283 
Cocoanut palm bud-rot, losses from, 315 
Coffee rust, losses from, 315 
Colchicum autumnale, pollen tubes of, 474 
Collinsia, 144 
Colocasia, 370 
Compositae, 330; food plants of, 329 
Condalia obovata, 197 
Conifers, 314 
Convolvulus, pollen of, 472 
Corn, pollen of, 477, 483 
Correlation between bundle number in 
siblings, 357 
Correlation, physiological, certain aspects 
of the problem of, 286 
Correlations between anatomical characters 
in the seedling of Phaseolus vulgaris, 339 
Corypha, 219; umbraculifera, 219 
Cotinus coggygria, 184 
Cottonwood, 199 
Covillea tridentata, 197 
Cranberry culture, the effect of cloudiness 
on the oxygen content of water and its 
significance in, 50 
Crocus, pollen of, 472; pollen tubes of, 474 
Crop-plant botany, relation of, to human 
welfare, 323 
Crown gall of beet, 507 
Crown rust of oats, miscellaneous studies 
on the, 452 
