171 



Pogonia ophioglossoides, 157; trian- 

 thophora, 127 



Polygala viridescens, 154 



Populus alba, 128 



Potentilla monspeliensis, 2; recta, 3; 

 tridentata, 19; tridentata Sur- 

 vives on High Point, Raymond 

 H.Torrey, 99 



Price, Wm. Conway, 86 



Problems in Plant Development, 

 Some, Edmund W. Sinnott, 91 



Proceedings of the Coub, 27, 57, 84, 

 111,162 



Prunus avium, 129; maritima, 78, 153; 

 persica, 129; serotina, 67, 129 



Psedera quinquefolia, 129 



Pseudotsugataxifolia, 131 



Pteridiumaquilinum, 131 



Pyrola chlorantha, 13 



Pyrus communis, 129; Malus, 129 



Quercus alba 67, 126; borealis, 126; 

 coccinea, 126; montana, 126; 

 stellata 78; velutina 12, 126 



Ramsey, Carl T., 86 



Ranunculus acris, 4, 133 ; gormani, 52; 



flammula, 53; repens, 133; terre- 



stris, 53 

 Raphanus sativus, 132 

 Raynal, Charles E., 88 

 Reed, Clyde T., 27 

 Reed, George M., 33, 61 

 Rhexia virginica, 158 

 Rhizopus nigricans, 35 

 Rhus glabra, 67, 129; typhina, 129; 



toxicodendron, 129 

 Rich, Miss Mabel E., 163 

 Robinea Pseudo-Acacia, 129 

 Robinson, Winifred J., 86 

 Rosa alba, 51; Damasina, 51 

 Rotala ramoisior, 13 

 Rubusodoratus, 12, 129; alleghenien- 



sis, 123, 129; occidentalis, 129; 



phoenicolasius, 124, 129;villosus 



123 

 Rumex crispus, 63, 132; acetosella, 



132; obtusifolius, 133 



Rusby, Henry H., 116 

 RynchosporaTorreyana, 10 



Salix alba, 128; cordata, 128; fragilis, 

 128 



Sambucus canadensis, 129; pubens, 

 129 



Samyda cubensis, 72; Lunano, 72, 

 macrantha, 72 



Saponaria Vaccaria, 133 



Sassafras variifolium, 129 



Saxifraga Pennsylvanica, 66 



Scally, Miss Betrice, 164 



Schechter, \'ictor, 163 



Scirpus microcarpus, 10; paludosus, 

 10 



Scleria minor, 10; pauciflora, 11; 

 triglomerata, 10 



Scrophularia marylandica, 14 



Scutt,HaroldF.,34 



Selaginella apus, 5 



Senecio aureus, 14; gracillis, 14 



Serapias Helleborine in Buffalo and 

 X'icinity, Charles A. Zenkert, 46 



Setaria viridis, 133 



Sibbaldiopsis tridentata found in the 

 Catskills, R. H. Torrey, 19 



Silene latifolia, 133; noctiflora, 133 



Simmerman, Miss Helen A., 59 



Simpson, Mrs. Jennie L. S., 84 



Sinnott, E.W., 30, 85, 91 



Sisymbrium altissimum, 133; offici- 

 nale, 132, Sophia, 133 



Skutch, Alexander F., 28 



Smilaxglauca, 154; rotundifolia, 129 



Solanum Dulcamara, 129, 133 



Solidago flexicaulis, 14; neglecta, 4; 

 speciosa, 4; sempervirens, 78 



Sonchus arvensis, 133; asper, 132; 

 oleraceus, 132 



Sparganium acaule, 9; diversifolium, 

 9 ; eur>xarpum, 9 



Spergula arvensis, 132 



Spiraea tomentosa, 65 



Spirodella polyrhiza, 11 



Sponsler, O. L., 61 



Star- flowered Solomon's Seal on East- 

 ern Long Island, Roy Latham, 

 78 



