624 



GENERAL INDEX 



Seemann, Dr., on the Fijian flora, 172, 

 177, 231, 264, 421, 442, 549, 576, 577, 

 579? 59 2 ; on the northern limit of 

 mangroves, 54 ; on Polynesian 

 weeds, 415, 604; on Laguncularia 

 in the Panama isthmus, 498 ; on 

 willow-leaved plants, 603 



Selala, the seedless Rhizophora of 

 Fiji, 441-9, 465-6, 487, 520-1 5 see 

 Rhizophora 



Selliera radicans, 477 



Senecio, in Hawaii, 362 



Senecio aquaiicus, 28, 536, 568 



Senecio candidans, 477 



Senecio palustris, 536 



Senecio vulgaris, 536, 568 



Serianthes, 108, 389, 424, 529, 



563 



Sernander, Dr., on the dispersal- 

 biology of Scandinavia, 24 ; on the 

 Gulf-stream drift, 180, 189, 430,570, 

 601 ; miscellanea, 280, 511, 538, 

 542-3, 571 



Sesbania, 528, 555 



Sesuvium zone of west coast of South 

 America, 476, 481 



Sesuvium portulacastrum ; in Fiji 

 529 ; in Tahiti, 370, 528 ; in Tonga, 

 528 ; in Hawaii, 375, 552, 554~5 ; 

 in Ecuador, 485 ; in Peru, 482 ; 

 seed-buoyancy, 16, 529 



Shaddock (Citrus decumana), 125-6, 



532-3 



Shadow of mountains, 586 



Sibthorpia europaea, 417, 418 



Sicilian beach-drift, 430 



Sicyos, 362, 363, 365 



Sideroxylon, 371-4, 507-8 



Sida, 417, 427, 533, 555, 604 



Siegesbeckia orientalis, 605 



Silene, in Hawaii, 272, 279-80 



Silene cucubalus, 536 



Silene maritima, 33, 36, 280, 511, 536, 

 540, 544 



Simpson, Mr.M. ; precocious germina- 

 tion of the coco-nut, 472 



Siphocampylus, 251 



Sisyrinchium, 272, 273, 279, 533 



Sium ; buoyancy of the fruits of British 

 species, 536 



Smith, Mr. Jared G., 211, 213 



Smyrnium olusatrum, 536 



Smythea pacifica ; distribution, 47, 

 264-5, 55 1 ) 562', buoyancy of fruits, 

 106, 112, 529; their occurrence in 

 river-drift, 435 



Snow-buntings (Plectrophanes nivalis), 

 as seed-dispersers, 510-1, 605 



Solanum aculeatissimum, 533 



Solanum dulcamara, 537 



Solanum nigrum (and var. oleraceum), 

 417, 537, 605 



Solereder, H., 265 



Solitaire, 8, 159 



Solomon Islands, 351, 394,400 



Sonchus asper, 241, 605 * 



Sonchus oleraceus, 536, 593 



Sonneratia, 69, 108 



Sophora ; general discussion, 147 ; 

 relation between littoral and inland 

 species, 19, 134, 147, 165, 200 ; its 

 indication in New Zealand, 508 



Sophora chrysophylla, 20, 147-51, 

 271-2, 278, 533, 580 



Sophora tetraptera, 64, 148-9, 271, 

 431, 478-9, 580 



Sophora tomentosa ; distribution, 19, 

 54, 68, 147-8, 563 ; station and habit, 

 201-2, 551, 581 ; seed-buoyancy, 107, 

 IJ 3, 529, S3 1 * 579; seeds in beach- 

 drift, 437-8 



Soulamea, 265 



South America ; observations on the 

 littoral flora of the west coast, 474- 

 501 ; see Chile, Peru, Ecuador 



Sparganium, 5, 31, 430, 513, 537, 540, 



545 



Species, their development in the 

 Pacific islands ; the views of Hille- 

 brand, 226-7 ; the effect of the 

 greater elevation of the Hawaiian 

 islands on the endemism (produc- 

 tion of new species) of the ferns, 

 227-8 ; tables showing the develop- 

 ment of new species and new genera 

 of the flowering plants of the Pacific 

 islands, 232-4, 252, 255, 263, 265 ; 

 the polymorphism of genera, as 

 indicated by their fecundity in 

 species, illustrated by Cyrtandra, 

 317, by Elatostema, 317, 405, 

 and by Psychotria, 315, 391 ; the 

 polymorphism of species, as indi- 

 cated by their great variability, 

 520, 522 ; see Polymorphous species ; 

 the question whether the relative 

 fecundity of two genera like Psy- 

 chotria and Coprosma is to be 

 connected with difference in anti- 

 quity or with difference in their 

 geographical position, 315, 331 ; the 

 connection between endemism and 

 the suspension of means of dispersal 

 by birds, 5, 7, 229 ; endemism thus 

 produced nearly as pronounced with 

 certain genera like Cyrtandra, Em- 

 belia, and Naias, in continental 

 regions as in oceanic islands, 229 



