INDEX, 



609 



Reseda, the capsules of the genus 

 open at top at a very early period, 

 363 



Resedacese, observations on the order, 

 its structure, and affinities, 281 — 

 285 ; species found in Central 

 Africa, 381 ; comparison with Cap- 



faride* and Crucifers, 282; Mr. 

 lindley's hypothesis regarding, 

 controverted, 283; structure of 

 petals in, 281, 283-4; development 

 of flower-bud of Reseda odorata, 284 



Restiacese, 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 AbeHa, 

 448-9 



Rhamnese, character of the order, and 

 observations on its distribution in 

 Terra Australis, 26 



Rhizanthese, objections to the union 

 of Rafflesiacese and Balanophorese 

 in the same class, 412 — 415 ; Mr. 

 Griffith's memoir on the plants re- 

 ferred to, 423 



Rhizophoreae, 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, M. Achille, his idea of the 

 structure of an Orchideous flower, 

 501, 561 



Ritchie, Mr., plants collected by him 

 near Tripoli, &c., 260 



Ross, James, plants collected by him 

 in Melville Island, 185 



Ross, Captain John, plants collected 

 by the officers of his voyage on the 

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



Roupellia grata, a species of cream 

 fruit used by the natives of the 

 west coast of Africa, 153 _ 



Rubiacese, forms with Apocinese, As- 

 clepiadesB and certain genera referred 

 to Gentianese, 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 the species found in the 



vicinity of the Congo, 130-2 ; pro- 

 portions of the order and of its 

 principal divisions in various coun- 

 tries, l30 — 1 ; new genera of, found 

 in the vicinity of the Congo, ibid. ; 

 species found in Central Africa, 

 295 

 Rjrania referred to Passiflorese, 121 ; 

 its affinity to Smeathmannia, 387 



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 Amyr- 

 idese, 160 



Salisburia, analogy of male and female 

 organs in, 460 



Salix oleifolia, monstrosities -in, illus- 

 trating the origin 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 Phsenogamous 

 plants, 297; geographical distribu- 

 tion of the genus, ibid. 



Santalacese, observations on the order 

 and on its distribution in Terra 

 Austrahs, 42 ; its affinity to Olacinas, 

 137 



Sapindacese, observations on the order 

 and on the species found in the 

 vicinity of the Congo, 107 



Sapotese, 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 Rafflesiacese, 423 ; 

 its characters, 426 



Sargassum baociferum, regarded by 

 Meyen as specifically identical with 

 Sargassum natans, or vulgare, 580 



Sargassum natans found fixed by a 

 discoid base, or root, 580 



Saururus, explanation of the structure 

 of its seeds, 453 



Savignya, on the structure and cha- 

 racters of the genus, and its affinities 

 in the order Cruciferse, 263, 265 



Schleiden, M., his theory of impreg- 

 nation, 574 ; his observation of the 

 39 



