446 
Polygonum semidanubiale 140, 154, | 
204. 
Polygonum semilanceifolium 140, 
204. 
Polygonum semilatum 138, 169, 
189, 204, 207, 212. 
Polygonum semisyringifolium 140, | 
204. 
Polygonum somphocarpum 149, 152, 
193. 
Polygonum stenobelonum 138, 169, 
183, 189, 207, 212. 
Polygonum syringifohium 136— 138, 
140, 143, 163, 170, 178—180, 183, 
185, 188, 189, 192, 203, 204, 207, ; 
208, 212. 
Polygonum suffruticulosum 153. 
Polygonum tomentosum 135, 138— 
146, 148, 149, 151, 152, 154— 156, 
159, 161—168, 176, 181, 183, 184, 
190—193, 195—203, 205, 207, 208. 
Polygonum turgidum 163— 165. | 
Polysiphonia 214, 215, 217, 218, 222, 
223: 225; 220, 2280229 
Polysiphonia fastigiata 213— 216, 220, 
2217224,226, 227,229; 
Polysiphonia nigrescens 115. 
Polysiphonia violacea 115. 
Potamogeton pectinatus 105, 115. 
Potentilla 165. 
Potonié, H. 335, 371. 
Prantl, N. 372. 
Pringsheim 384. 
Pylaiella littoralis 116. 
R 
Raciborski, M. 253, 318. 
Ramsden 79. 
Rauschenplat 120, 123. 
Redeke 123. 
Reichenbach 109, 123, 144, 149, 152, | 
162, 164. 
Reichenbach, L. & H.G. Reichen- 
bach fil. 210. 
Reichert 2, 4, 6, 20, 24, 61, 62, 64. 
Reinke 102, 123. 
Rhizoclonium flavicans 119. 
Rhizoclonium Kochianum 119. 
Rhizoclonium riparium 118, 119. 
| Rhododendron 231. 
Rhododendron balsaminiflorum 232. 
Ricardia Montagnei 223. 
Richter, J. 237, 318. 
Riss, M. M. 237, 253, 267, 287, 288, 
301,302. 
Roelants, H. M. W. 322. 
Rosenvinge, K. 119, 123, 225. 
| Roux 11. 
Rouy, G. 163—165, 210. 
| Rumex 126, 206. 
Rutgers, A. À. L. 273, 318, 388. 
Rutten-Pekelharing, C. J. 239, 253, 
304, 318, 420, 421, 427. 
S 
Sachs, J. 237, 318. 
Salicornia 336. 
Salter 6, 33, 63, 64, 66—68. 
Samec 10—12, 19, 42, 43, 45, 47, 
48, 98. 
| Sauvageau, Camille 111, 213, 214, 
71229 
Schimper 63. 
Schley, E. O. 310, 319. 
Schoute, J. C. 335, 372. 
Schrank, Franz von Paula 141, 142, 
159, 163, 164, 207, 210. 
Schrôter & Kirchner 157. 
| Schuster, J. 154, 160, 161, 163, 164, 
210. 
Schwarz, F. 237, 319. 
Schwendener 322. 
Scott, D. H. 360, 372. 
| Secale cereale 326. 
