5 i6 



STUDIES IN SEEDS AND FRUITS 



Cocos nucifera (Coco-nut) continued. 

 325, 494, 499, 501 ; proportion 

 of seed, 304, 305, 309 : see also 

 under Pericarp ; embryo, 405, 

 408, 410-413, 494 



(ft) Pericarp (husk plus shell) : its 

 proportions, 297, 300, 303, 309, 



315, 319, 321, 325, 327, 497, 499, 

 501. 



(^r)Husk: water-contents, 183, 306, 



494, 499, 501 ; drying process, 



183, 267, 306, 319, 494, 499, 



501 ; proportions, 305, 499, 501. 



(d} Shell or endocarp : proportions, 



304, 305, 499, 5oi 5 drying 



process, 306, 494, 499, 501. 



(e) Water in the seed-cavity, 305, 309, 



414, 416. 



(/) Entire fruit : the drying regime, 



264, 33, 304-308, 325, 494, 497, 



499, 501 ; mode of growth, 294, 



301-309, 312, 317, 328 ; a ripe 



nut, 307, 308 ; vivipary, 312 ; 



twist coco-nut, 12, 508. 



Cocos plumosa : shrinking of seed, 26, 



321 ; drying of fruit, 264, 267, 319, 



321, 325, 499 ; proportions of parts 



of fruit, 297, 325, 327, 499 ; embryo, 



408, 413. 



(schizophylla ?), 327, 408, 413. 

 Collins, P., on dwarf trees, 445. 

 Coloration of embryos, 251, 389-395, 



401, 487. 



of seeds, 249-252, 368-402, 487. 

 Colubrina asiatica, 93, 191, 393, 409. 

 Columella, 320, 486, 489, 500, 503. 

 Colutea arborescens, 373. 

 Comocladia integrifolia, 507. 

 Convallaria, 364, 365. 

 Convolvulaceae, 45, 93, 193, 194, 207, 



208, 223. 

 Convolvulus Batatas (Sweet Potato), 



387, 390, 507- 

 Copra, 307. 



Coral island plants, 97, 112. 

 Corydalis, 419. 



Corylus Avellana (Hazel), 151, 183, 489. 

 Cosmic adaptation, 7, n, 84, 88, 440- 



460, 506. 



Cotton plants : see Gossypium. 

 Cotton-wool, 170. 

 Crescentia Cujete, 507. 

 Crinum, 25, 95, 419, 436, 439, 504-506. 

 Crocker, W., 60-68, 91, 98. 

 Cruciferae, 37, 42, 394, 487. 

 Crudya spicata, 3. 

 Cuba-plum, 507. 



Currents, dispersal of seeds by, 96, 97, 



112. 



Cuscuta, 419. 

 Cynometra, 327. 

 Cytisus, 57. 



Laburnum : the influence of the 



failure of ovules and seeds on the 



form of the legume, 341, 353, 366 ; 



seed-coloration, 386, 390, 394. 



Dagger-plant, 508. 

 Datura Stramonium : 



(a) Seed : permeability, 95 ; hygro- 

 scopicity, 164 ; shrinking pro- 

 cess, 25, 320 ; coloration, 372, 

 3?7. 



(b} Fruit : drying process, 260, 261, 

 263, 272, 280, 284, 320, 326; 

 dehiscence, 280, 284 ; propor- 

 tions of pericarp and seeds, 298, 

 326. 



Day, 67. 



Decaisne, 404, 406, 408, 487. 

 De Candolle, 418. 



Dehiscence of fruits : the process, 246- 

 257, 259-262, 265, 272, 273-292, 

 371 ; its connection with the rest- 

 period, 422-426, 438. 

 De Maillet, 442. 

 Demoussy, 147, 155. 

 Digitalis purpurea, 387. 

 Dimorphism in seeds, 51, 55, 91, 98, 



1 66. 

 Dioclea reflexa : 



(a) Seed : degree of impermeability, 



50, 93, 103, 112, 133, 200; hy- 

 groscopicity, 162, 164 ; water- 

 contents, 133, 135, 183; absorp- 

 tive capacity, 118, 120, 133, 135; 

 shrinking and swelling process, 

 22, 25, 50, 200, 211, 321 ; data 

 for determining the regime, 200 ; 

 proportions of coats and kernel, 

 189, 200 ; coloration, 378, 382, 

 386 ; dispersal by currents, 13, 

 96, 103. 



(b) Fruit : drying process, 262, 321, 



326 ; proportions of pericarp 

 and seeds, 298, 326, 331. 



(c) Station of the plant in Grenada, 



103. 



Dispersal of seeds : questions of adap- 

 tation as regards 

 (a} The dehiscence of fruits, 10, 12, 



255-257, 275, 276, 291, 292. 

 (b} Wings, 196, 197, 221. 

 (f) Colour, 368, 395, 400. 



