GENERAL INDEX 



525 



Colubrina asiatica, Crudya spicata, 

 Grias cauliflora, Hibiscus tiliaceus, 

 Hippo mane mancinella, Myrsine afri- 

 cana, Symphonia globulifera, Thespesia 

 populnea 



Prosopis, 102, 168 



Proteaceae, 317, 327 



Primus lusitanica, 392, 400 



Psamma arenaria, 186 



Pteris aquilina (Bracken), 371, 375-377, 

 379, 387, 492 



Puff-ball (Lycoperdon), 424 



Pumice, in the interior of San Miguel, 

 382, 383, 479; in beach-drift, 6, 164, 

 242, 248, 446, 479; as seed-carriers 

 across seas, 248, 291. 



Purdy, J., in " Columbian Navigator," 

 81; bottle-drift, 64, 465; boa-con- 

 strictor transported across the sea, 486 



Pusey, J. H. ; Turk's-head Cactus, 224 ; 

 Grand Turk, 285 ; bottle-drift in Turks 

 Islands, 462. 



Quercus, 326 



Race, Cape; bottle-drift. See under 



Newfoundland. 

 Randia aculeata, 287 

 Ravenala, 326 



Rein, Dr., on the Calabash-tree in Ber- 

 muda, 146 

 Reinecke, F., Samoan flora, 171, 246 

 Remy, Niihau, Hawaii, 218 

 Rendle, Dr. : 



Conocarpus erectus and its alleged 

 occurrence in the Pacific islands, 201 

 Foreign seeds in European beach-drift ; 

 Xpomoea tuberosa, 162; Lucuma, 

 species, 29 

 On Jamaican plants, 178, 184, 185, 



193, 194, 197, 198, 200, 253 

 The use of the name, Mucuna pru- 

 riens, 459 



Rennell, J.; currents of the North 

 Atlantic, 20, 82; bottle-drift of high 

 northern latitudes, 46, 50, 57, 66, 484, 

 496; drift of a bottle from Ascension 

 to Guernsey, 482 ; Sargasso weed, 485 ; 

 drift-wood, 45 



Reseda luteola, 491 



Retama(Spartocytisus nubigenus),409,41 1 



Rhachicallis rupestris, 85, 279, 291 (Rh. 

 maritima is a synonym) 



Rhamnus, 406, 408, 417, 418 ; Rh. glandu- 

 losa, 410; Rh. latif olius, 369, 375,386, 

 400, 407, 436; Rh. lycioides, 434 



Rhinoceros, seed of Entada scandens 

 found in its caecum, 120 



Rhizophora ; distribution, 141, 228, 309 ; 

 period required for the growth of seed- 

 lings on the tree, 96, 109 ; Rh. conju- 

 gata, 96; Rh. mucronata, 96, 99, 100, 

 141 ; Rh. racemosa, 99 



Rhizophora mangle : 



Distribution, 86, 141, 228, 308; dis- 

 persal by currents, 4, 86, 90, 291; 

 seedlings in beach-drift, 4, 12, 17, 

 446 



Period required for the growth of the 

 seedling on the tree, 96 ; on its ability 

 to withstand drying, 96; on the 

 proportion of germinating fruits with 

 more than one seedling, 98; the 

 absence of dimorphism in the West 

 Indies, 99, 110; the length attained 

 by the seedlings on the tree, 99 ; the 

 influence of varying degrees of salinity 

 on the station, 99; colonies in the 

 midst of the Black River Morass, 102. 

 In Jamaica, 15, 106, 108-110; Turks 

 Islands, 10, 283, 289; Ecuador, 178; 

 Florida sand-keys, 451-454 



Ribiera Grande bluffs, Pico, 366, 496 



Rice, Prof., Bermudian seolian rocks, 259 



Ricinus communis, 290, 447 



Ridley, H. N., plants of Fernando No- 

 ronha, 121, 170, 191, 220; Cassytha 

 filiformis in the Malay Peninsula, 192 



Rio de la Plata. See Plate River. 



Negro, 131 



Rivers ; as sources of seed-drift, 2, 3, 18, 

 etc. ; germination of floating fruits and 

 seeds in river-drift, 3, 5, 15, 16, 18, 

 125, 127, 205, 213, 243; temperature 

 of head-springs, 104. See Black River 

 under Jamaica, Guayas River under 

 Ecuador, Amazon, Orinoco, etc., and 

 Estuaries. 



Robert, E., on the stranding of seeds of 

 Entada scandens near the North Cape 

 and in the White Sea, 36, 44; drift- 

 wood in high northern latitudes, 45 



Rodriguez Island, Sphagnum plants, 344, 

 346 



Romano, or Romani, Azorean name of 

 Vaccinium cylindraceum, 437 



Ross, Captain; bottle-drift in Davis 

 Strait, 484, 496 



Rubus species in Azores, 369, 376, 400. 



Ruderal plants. See Weeds. 



Rumex, 390 



Russell, H. C. ; bottle-drift in Australian 

 waters, 295, 299, 312 



Sabal; S. umbraculifera in Jamaica, 16, 

 105, 106, 109; S. palmetto of South 

 Florida, 179 ; S. blackburniana of Ber- 

 muda, 204 



Sabine, Sir E., on the drifting of casks 

 from the Gulf of Guinea to the north 

 of Norway, 76, 81, 481, 482 



Lady, 497 



Sable Island and Cape Sable. See under 



Nova Scotia. 

 Sacoglottis amazonica, 3-7, 11-14, 17, 



25-28, 31, 86-88, 90, 91, 93, 95, 133, 



