298 



Rhus, 190; canadensis, 232; copallina, 

 33. 251; glabra, 33, 243; radicans, 

 243; vernix, 33 

 Rhynchospora, 143; corniculata, 228 

 Rhynchostegium, 209 

 Ribes, 190; prostratum, 102, 219 

 Ricciella, 228; membranacea, 108 

 Rice, wild, 227 



Richards, H. M., 38, 41, 85, 193 

 Ricker, P. L. A New Color Guide 



(review), 113 

 Ridan, 190 

 Ridgway, C. S., 150 



Rigg, G. B., 118; The Distribution of 

 Macrocystis pyrifera along the Ameri- 

 can Shore of the Strait of Juan de 

 Fuca, 158 

 Robertiella, 189 

 Robinia hispida, 30; Pseudacacia, 30, 



116, 243; viscosa, 30 

 Robinson, A. D., 281 

 Robinson, C. B., 195 

 Robinson, W. J., 118 

 Roccellafuciformis, 135; Montagnei, 135 

 Rock's The Indigenous Trees of the 



Hawaiian Islands (review), 277 

 Rogers, J. T., 23 



Roland-Gosselin, R., Are the Species of 

 Rhipsalis Discovered in Africa In- 

 digenous?, 151 

 Rolfs, P. H., 69 

 Roripa, 190 

 Rosa blanda, 219; Carolina, 32; humilis, 



32; lucida, 51, 57 

 Rose, J. N., 38, 28r 

 Rose, J. P., 166 

 Roseau, 227 

 Rubia tinctoria, 240 

 Rubiaceae, 234 



Rubus canadensis, 50; cuneifolius, 102; 



nigrobaccus, 254; odoratus, 50, 6r, 



128; setosus, 57; strigosus, 50, 61, 



57; triflorus, 219; villosus, 61 



Rudbeckia, 190; hirta, 116 



Rumex Acetosella, 58, 237; crispus, 237, 



243 

 Ruppia maritima, 226 

 Rusby, H. H., 85, 192 

 Rusk, H. M., 170 

 Russell, Mrs. A. D., 192 

 Russian thistle, 238 

 Russula cristosa, 57; foetens, 57 

 Rutaceae, 231 

 Ruthven, J., 117 

 Rydbergia grandifiora, 272 

 Rynchosia, 190 



Rynchospora bahamensis, 217; glomer- 

 ata, 252; macrostachya, 96 



Sabatia dodecandra, 95; stellaris, 116 



Sagina procumbens, 219 



Sagittaria arifolia, 106; Engelmanniana, 



95; heterophylla, 106; latifolia, 227; 



longirostra, 95; platyphylla, 227; 



teres, 227 

 Sago, 226 

 Salicornia ambigua, 230; europaea, 104; 



mucronata, 104 

 Salix alba vitellina, 48, 61 ; Candida, 103; 



discolor, 25, 115, 243; fragilis, 49, 61; 



longifolia, 106; nigra, 243; viminalis, 



61 

 Salsify, 240 



Salsola KaH, 104; Kali tenuifolia, 238 

 Salvia lyrata, 243 

 Salvinia, 21 

 Sambucus amabilis, 76; canadensis, 31, 



243; EUisiae, 75, 76; racemosa, 206 

 Sammis, E. M., A Vacation Among the 



Mosses, I 

 Sandsten, E. P., 171, 197 

 Sanguinaria canadensis, 115, 179 

 Sanguisorba, 190 

 Saponaria, 238; Vaccaria, 238 

 Sapotaceae, 233 

 Sarothra gentianoides, 252 

 Sarracenia minor, 231; purpurea, 126 

 Sarraceniaceae, 231 

 Sarvis, J. T., 119 

 Sassafras, 142; variifolium, 243 

 Saururaceae, 229 

 Saururus cernuus, 229 

 Saxifraga, 190; virginiensis, 115, 128 

 Scabiosa, 190 

 Scapania nemorosa, 209 

 Scheerer, C. M., 246 

 Scheuchzeria, 93 



Schizachyrium, 189; curasavicum, 273 

 Schmaltzia, 190 

 Schroeter, C., 263 

 Schwalbea americana, 95 

 Science, 24, 42, 223, 282 

 Scirpus americanus, 228; campestris 



paludosus, 104; eriophorum, 228; 



floccosus, 216; occidentalis, 228; 



Olneyi, 104; robustus, 104, 228, 250; 



sp., 228 

 Scleria pauciflora, 95 

 Sclerocarpus, 273 

 Sclerocarpus africanus Jacq. in America, 



273 

 Scolopendrium, 190 

 Scrophularia marylandica, S3, 61 

 Scutellaria integrifolia, 95; laterifolia, 



53; lateriflora, 59, 61, 131 

 Seaver, F. J., 43, 86 

 Sedges, Four Undescribed West Indian, 



215 

 Sedum, 190; stenopetalum rubroline- 

 atum, 269; subalpinum, 269 



