

INDEX* 



(i^HlJiitS 



Absciss cells, definition of, 349. 



Abscission, 192, 196, 274, 275, 304, 

 359, 367, 371, 383, 384, 403, 412, 

 429; relation of nutrition to, 281- 

 289; effect of non-fertilization, 

 289, 348; effect of physiological 

 condition of plant, 294, 348; auto- 

 matic, 296, 359, 433; axial, 348, 

 351, 415; floral, 293-298, 366, 408, 



413, 417, 444, 448; lateral, 348; 

 effect of sugar, 381; relation to, 

 of development of mechanical 

 tissue in pedicel, 370; spontane- 

 ous, 390-396, 443; a physiological 

 problem, 417; relation of fertil- 

 ization to, 431-433; caused by 

 p'emature pollination, 433. 



Process of, 353-358, 375, 376, 413; 

 time, 358, 385, 389, 414, 443; in- 

 fluence on, of age of flower, 396, 



414, 416; of humidity, 397; mois- 

 ture requirement, 448. 



Induction of: factors in, 359-360, 

 362, 416; in Nicotiana, 371-373; 

 in Lycopersicum, 373-374; in 

 Datura, 374-375; in pedicel, 399- 

 404, 414; experimental : by illum- 

 inating gas, 397-404, 414; by 

 action of acids on separation 

 cells, 404-406; by mechanical in- 

 jury, 406-411, 414. See also Cell 

 separation; Citrus; Corolla; Fer- 

 tilization ; Lamella ; Pedicel ; Pol- 

 lination; Style, etc. 



Abscission of Flowers in Nicotiana 

 and Citrus, Effects of Illuminat- 

 ing Gas and its Constituents in 

 Causing, 439. 



Abscission of Flowers and Fruits in 

 Solanaceae with Special Refer- 

 ence to Nicotiana, 347. 



Aesculus, 351. 



Age, of leaf, 444; of flower, 229, 396, 

 414, 417; of plant, 229, 240, 444; 

 of seed, 451; influence of, in ger- 

 mination, 453-454, 455. 



Alba-macrophyUa series, 461, 504-510; 

 description of alba, 504, con- 

 trasted with macrophylla, 505; 

 generations of, 505, 507; tables 

 showing segregation in hybrids, 

 506, 507, 508; discussion of color 

 and height, 508, 509; results of 

 investigation, 510. 



Allard, H. A., cited, 518-519. 



Allelomori.hs, 483, 490, 499, 504, 506, 

 512, 517. 



Ampelopsis, 350, 351. 



Anastasia, G. E., cited, 511. 



Angustifolia-macrophylla series, 461, 

 462-494; parents, 463; descrip- 

 tion of angustifolia, 463-465; de- 

 scription of macrophyUa, 465- 

 467; F, generation, 467-469; F„ 

 generation, 469-471, 483-487; F3 

 and subsequent generations, 472- 

 481, 483-487; table of F3 families, 

 473; chart showing relationships 

 of families, 474; six types of par- 

 ents selected, and characteriza- 

 tion of, 474-475; auriculata, 475, 

 477, 479, 485, 488, 489, 492, 493; 

 lanceolata, 478, 491; latifolia, 

 476-478, 488, 491, 492; loriifoUa, 

 478-479, 491, 492; sessiUfolia, 

 480-481, 485, 487, 489, 492, 493; 

 stenophylla, 475-476, 485, 490, 

 491, 492; summary of color ob- 

 servations in, 482-483; classifica- 

 tion with respect to leaf base 

 modifications, 486; crosses of 

 derivatives with parents, 487- 

 490; complexity of germinal dif- 

 ferences, 490. 



Aristolochia Sipho, 353. 



Arntzen, V., acknowledgment, 435. 



Asparagus, 350. 



Atropa, 350. 



Auriculata derivatives, 475, 479, 484- 

 485; X macrophylla, 488; X ses- 

 siUfolia, 489. 



Ayres, A. H., 273. 



Begonia, 350, 352. 



Beinhart, E. G., cited, 514. 



"Boll-shedding" in Egvptian cotton, 

 287. 



Brazilian tobacco, 4; illustrations of, 

 opp. 32. 



Bridges, C. B., cited, 515. 



Brunfelsia, 351. 



Bud variations in Nicotiana hybrids, 

 459. 



Calycina-virginica series, 494-504; 

 parents, 494; description of caly- 

 cina, 494-495; description of vir- 

 ginica, 495-496, opp. 572; F, gen- 

 eration, 496-497; Fo generation, 

 497-499; corolla color, 497-501; 

 corolla form, 501; F3 and subse- 

 quent generations, 499-504; com- 

 plex genotypic differences, 504; 

 results of investigation, 504. 



Capsule in hybrids, 468, 470. 



Univ. Calif. Publ. Bot., vol. 5. 



[583] 



