526 



STUDIES IN SEEDS AND FRUITS 



Ricinus communis — continued. 



219, 223 ; data for the swelling 

 regime, 218, 219 ; embryo, 218, 

 219, 393, 408 ; efifect of baring 

 the kernel, 472 ; coloration, 372, 

 387 ; proportions of coats and 

 kernel, 190, 201, 408. 

 {b) Fruit : proportions of pericarp and 

 seeds, 327, 503. 



Rubiaceae, 418. 



Rudiments: of ovules, 363, 367 ; of leaves, 

 487. 



Rumex, 327, 408. 



Ruminate albumen, 414, 416. 



Rye, 27. 



Sabal umbraculifera : water-contents 

 and absorptive capacity, 137 ; em- 

 bryo, 408, 413; transient germina- 

 tive capacity, 414, 418 ; proportions 

 of pericarp and seed, 327. 

 Saccoglottis amazonica, 14, 327, 409. 

 St Croix, 3. 

 Salix, 418. 



Sambucus nigra (Elder) : embryo, 406, 

 408 ; drying process of fruit, 264, 

 266, 269, 325 ; proportions of peri- 

 carp and seeds, 297, 300, 328 ; pro- 

 portions of coats and kernel, 408. 

 Sandbox-tree : see Hura crepitans. 

 Sapindus, 191. 



Sapodilla ; see Achras Sapota. 

 Sapota Achras : see Achras Sapota. 

 Sapotaceas, 190-192, 404. 

 Saturation : see under Seed. 

 Scarlet-runner : see Phaseolus multi- 



florus. 

 Schimper, 506. 

 Schroder, 156, 437. 

 Schumann, 284. 

 Scilla nutans : 



{a) Seed : impermeability, 95 ; hygro- 

 scopicity, 164 ; shrinking pro- 

 cess, 26, 320; coloration, 372- 

 375) 387, 400 ; experiments on 

 the seeds of living capsules, 9, 

 y]2)-yi'ii 400; abortion of ovules, 

 358, 364-366. 

 {b') Fruit : water-contents, 284, 286 ; 

 drying process, 263, 284, 320, 

 326 ; dehiscence, 278, 375 ; pro- 

 portions of pericarp and seeds, 

 298, 300. 

 Scirpus, 327. 

 Scott, J., 396. 

 Scrophularia, 409. 

 Secale cereale, 27. 



Seeds : 



{a) absorptive capacity, whether heated 

 or not heated, 72-89, 11 5-123, 

 125, 134-137, 144-146 : see Note 

 at the head of the Index. 



[b) baring, filing, and puncturing ex- 



periments, 7 1 , 72, 76, 83, 87, 1 1 5- 

 125, 144, 145, 166, 167, 228, 233, 



472-474- 



(c) buoyancy, 93, 97. 



id) coats and kernel : proportions, 40, 

 187-204, 210-216, 220-224, 408, 

 409 (the proportion of the em- 

 bryo in albuminous seeds is often 

 given, especially in the tables, 

 218, 219, 408, 409). 



{e) coloration, 368-402. 



(/) failure of ovules and seeds, 330, 



341-343, 344-367- 



{g) fate of seeds, 225-240, 493. 



{h) hairs : see under Hairs. 



if) high - temperature experiments, 

 138-144, 146. 



(7) hygroscopicity : see under Hygro- 

 scopicity. 



[k) impermeability : see under Imper- 

 meable Seeds. 



(/) kernel proportions : see under id). 



im) longevity, 60-68, 81-86, 88, 226- 

 240. 



{n) oil : effect on water-contents, 126, 

 128, 215, 223, 308; effect on 

 hygroscopicity, 164, 167 ; effect 

 on the shrinking and swelling 

 capacities, 208, 209, 214, 223, 

 491 ; efifect on the behaviour of 

 bared kernels, 472. 



((?) number of seeds and the weight 

 of the fruit, 330-343. 



ip) permeability : see under Perme- 

 able Seeds. 



{q) river-drift, 3, 1 5. 



(r) saturation, 33, 43-45, 53, 54, 171. 



{s) shrinking and swelling process, 19- 

 55, 187-224, 4657471, 49C^492- 



(/) strain conditions in germination, 

 205-207, 490. 



{u) three conditions of the seed, 18-55. 



{v) time required in drying, 479. 



{■w) ultra-dryness ; see under {a). 



{x) vivipary : see under Vivipary. 



(7) water-contents, 5, 73-75, 78-80, 87, 

 88, 98, loi, 102, 104, 126-146, 

 230-235, 477, 478, 489, 494, 498, 



499, 501-503, 509- 

 {z) weight : numerous data are given 

 in the various tables. 



