554 
Rhododendron Faleoneri, Hook. f., 473, 
474. 
— grande, Wight, 473. 
— Hodgsoni, Hook. f., 473, 474. 
— sp., 474. 
Rhododendrons in Sikkim, 460. 
Rhodomela comosa, Hook, f. & Harv., 186. 
— Gaimardi, Ag., 187. 
— Gaimardi, Hook. f. & Harv., 187, 
— Hookeriana, J. Ag, 186, 187. 
— patula, Hook. f. & Harv., 187. 
— rugulosa, Bory, 170. 
Rhodymenia flabellifolia, Mont., 180. 
-— palmata, Grev., 180. 
— — var. sobolifera, Hook. f. & Harv., 
180. 
— palmetta, Gaud., 181. 
— palmetta, Hook. f. & Harv., 180. 
— sobolifera, Grev., error, 201. 
— sobolifera, Hook. f. & Harv., 178, 180. 
— variegata, Mont., 175. 
— — var. atro-sanguinea, Hook. f. & Harv., 
178. 
Rhopalodia gibberula, О. Мией., 204. 
Rhus simarubæfolia, А. Gray, 19. 
Ribes glaciale, Wall., 469. 
— Grossularia, Linn., fl. ravaged by tits, 
417, 422. 
— nigrum, Linn., 281; not pierced by tits, 
421. 
— rubrum, Linn., 281. 
— sanguineum, Pursh, and tits, 417, 422. 
Ricasolia amplissima, Leight., 58-61, 63, 
75. 
-— lætevirens, Leight., 58-63, 75, 85. 
Ricciocarpus natans, Corda, 282, 
Richardia africana, Kunth, 483. 
Rinodina exigua, Gray, 117. 
tock species of Algæ, 348. 
Root-system of Impatiens Roylei, Walp. 
(McClatchie), 493-516. 
Rosa arvensis, Huds., 281. 
— canina, Linn., 281. 
— sericea, Lindl., 468. 
— sp., in Danube delta, 280. 
Rosaceæ from Sikkim, 466-458, 
Rowan, epiphytes оп, 71, 72, 75, 
Rubiaceæ from Sikkim, 470; of Fiji, 24, 
Rubus cæsius, Linn., 276. 
— geoides, Sm., host-pl., 225. 
— lasiocarpus, Sm., 497. 
INDEX. 
Rubus lineatus, Reinw., 467. 
— rosæfolius, Sm., 467. 
— saxatilis, Linn., 68. 
— sp., 79. 
Rumania, new plant records, 980; of 
Danube and Balta, 237-241. 
Rumex Acetosa, Linn., 98]. 
— Acetosella, Linn., 281; host-pl., 219. 
— Hydrolapathum, Heds., 282. 
— nepalensis, Spreng., 478. 
Rutaceæ from Sikkim, 464. 
Sabin campanulata, Wall, 465; 
tioned, 461. 
— leptandra, Hook. f. $: Thoms., 465. 
— parviflora, Wall., 465. 
Sabiaceæ from Sikkim, 465, 
Sagina nodosa, E. Mey., 281, 
Sagittaria sagittifolia, Zinn., 279, 282. 
Salicornia europea, Linn., 398, 
— herbacea, Linn., 271, 279. 
— — f. stricta, Moss § Salisb., 279. 
Salinity of sea-water, 357, 366, 374. 
Salix alba, Linn., 276, 288. 
— awita, Linn., 68. 
— Caprea subsp. cinerea, Linn., 981. 
— cinerea, Linx., 273, 979, 988, 
— grandifolia, Ser., 979. 
— repens, Linn., 281; host of a lichen, 
110, 114, 116, 128, 129. 
— rosmarinifolia, Linn., 280, 
Salt-marsh Algæ (Baker & Bohling), 327- 
380. 
Salvia splendens, Ker- Gawl., 410. 
Salvinia natans, ZZoffin., 979. 
Samolus Valerandi, Linn., 98]. 
Samydacem from Sikkim, 469; of Fiji, 93. 
Sanio’s bars, 2, 3 note; — rims, 2, 3 note. 
Sannox, Glen, 71. 
Santalaceæ from Sikkim, 479. 
Sapindaceæ from Sikkim, 465; of Fiji, 19. 
Sapindus attenuatus, Wall., 465. 
Sapotaceæ from Sikkim, 475, 
Sargassum, Ag., 370-380. 
— bacciferum, Ag., 380. 
— Filipendula, Ag., 370. 
— fluitans, Borg., 370, 371. 
— Hystrix, J. Ag., 360. 
— natans, Borg., 370, 371. 
— vulgare, Ag., 370. 
men- 
