INDEX. 



009 



Reseda, tlie capsules of the genus 

 oi)cu at top at a very early period, 

 303 



Resedaeea?, observations on the order, 

 its structure, and affinities, 281 — 

 285 ; species found in Central 

 Africa, 281 ; comparison with Cap- 

 paridete and CrucifercC, 282 ; Mr. 

 Lindley's hypothesis regarding, 

 controverted, 283 ; structure of 

 petals in, 281, 283-4; development 

 of flower-bud of Reseda odorata, 284- 



Restiacea:, observations on the order 

 and on its distribution in Terra 

 Australis, 53 ; hardly exists in the 

 interior, 339 



Resupination of corolla in Westringia 

 controverted, 39 ; seed in Cremolo- 

 bus and Menonvillea, 264; of 

 ovules in Euonymus and Abelia, 

 448-9 



RhamnesB, character of the order, and 

 observations on its distribution in 

 Terra Australis, 26 



Rhizanthe.T, objections to the union 

 of Rafflesiacese and Balanophoreai 

 in the same class, 412 — 415 ; Mr. 

 Griffith's memoir on the plants re- 

 ferred to, 423 



Rhizophorea?, character of the order 

 and observations on its distribution 

 in Terra Australis, 20; on the 

 species found in the vicinity of the 

 Congo, and on the characters of the 

 order, 119 



Richard, ISI. Achille, his idea of the 

 structure of an Orchideous flower, 

 501, 561 



Ritchie, ]\Ir., plants collected by him 

 near Tripoli, &c., 260 



Ross, James, plants collected by him 

 in ]\Ielville Island, 185 



Ross, Captain John, plants collected 

 by the officers of his voyage on the 

 coasts of Baffin's Bay, &c., 175 



Roupellia grata, a species of cream 

 fruit used by the natives of the 

 west coast of Africa, 153 



Rubiaccfc, forms with Apocinea;, As- 

 clepiadea.' and certain genera referred 

 to Gentianeai, a great natural class, 

 36 ; observations on the order and 

 on its distribution in Terra Austra- 

 lis, 36 ; on the division of the order, 

 and on tlie species found in the 



vicinity of the Con^o, 130-2 ; pro- 

 portions of the order and of its 

 principal divisions in various coun- 

 tries, 130 — 1; new genera of, found 

 in the vicinitv of the Con^o, ibid. ; 

 species found in Central Africa, 

 295 

 Ryania referred to Passiflorecc, 121 ; 

 its affinity to Smeathmanuia, 387 

 7wle 



Sabine, Captain Edward, plants col- 

 lected by him in Melville Island, 

 185, 227 



Safu of the banks of the Congo, a 

 valuable fruit of the order Ainyr- 

 idea3, 160 



Salisburia, analogy of male and female 

 organs in, 460 



Salix oleifolia, monstrosities in, illus- 

 trating the origiu of ovula, 563 



Salt, Henry, new and rare plants col- 

 lected by, in Abyssinia, 91; rela- 

 tion of plants collected by him to 

 the vegetation of the west coast of 

 Africa, 162 



Samolus Valerandi, perhaps the most 

 widely diffused of Phaenoganious 

 plants, 297; geographical distribu- 

 tion of the genus, ibid. 



Santalaeea;, observations on the order 

 and on its distribution in Terra 

 Australis, 42 ; its affinity to Olacina?, 

 137 



Sapindacea?, observations on the order 

 and on the species found in the 

 vicinity of the Congo, 107 



Sapotea?, only one species in the col- 

 lection from Central Africa, 295 ; 

 the woody shell of the nuts really 

 formed of the testa, 296 



Sapria, a genus of Rafflesiacete, 423 ; 

 its characters, 426 



Sargassuni bacciferum, regarded by 

 Meyen as specitically identical with 

 Sargassum nataus, or vulgarc, 5 SO 



Sargassum natans found lixed by a 

 discoid base, or root, 580 



Saururus, explanation of the structure 

 of its seeds, 452 



Savignya, on the structure and cha- 

 racters of the genus, and its aflinities 

 in the order Crucifera^ 262, 2()5 



Schleiden, M., his theory of impreg- 

 nation, 574; his observation of the 

 39 



