224 INDEX. 



Page 



Polygala 132,148,149 



Polygonatum 135, 151 



Polygonella 132 



Polygonum 135, 137, 138. 140, 143, 149, 152. 153, 155, 156, 158 



I'olyporeae 120 



Polyporus 121 



Polystictus 121 



Pontederia 141, 156 



Poiia 122 



Poiothelium 122 



Poitulaca 142,157 



Potamogeton 130, 141, 144, 146, 147, 148, 156, 157 



Potentilla 133, 134, 136, 140, 142, 149, 150, 154, 157 



Populus 130, 133, 144, 153. 156, 159 



Preissia 137 



Prenanthes 136, 151, 154 



Probable error of single pointing on polaris 58 



Proserplnaca 138, 156 



Proteida 193 



Primus 132, 134, 135, 150 



Psathy rella 120 



Psilocybe ., , 120 



Pteris ! 133, 149 



Publications 9, 12 



Pycnanthemum 131, 135, 146, 155 



Pyrenopeziza 124 



Py rola 1 34, 136, 151 



Pyrus : 136, 138, 150, 153 



Q. 



Quarantine ." 25 



Quercus 133, 135, 138, 151, 153 



R. 



Kadulum 122 



Rainey, Frank L 16 



Hana 192 



Ranunculus 135, 139, 140, 141, 142, 148, 150, 156 



Ueed, Major Walter 19 



Ueptiles and batrachians of Eaton county, notes on 192 



Research fund 12 



Response of roots to chemical stimuli, by Anna L. Rhodes 112 



Rhodes, Anna L., response of roots to chemical stimuli 112 



lUius 132,133,136,148,150,153 



Rliynchospora 146, 155 



Riccia 141,156 



Ribes 134, 138. 150, 152, 153 



Rosa 133,134,138,143,146, 150.153,159 



Rubus 134, 136. 138, 150. 153 



Rudbockia 134, 139, 149, 153 



lUinit'x 140, 143, 153, 155, 158 



Russula 120 



Sahbatia 155 



Sagittaria 140, 146, 156 



Salientia 192 



Salix 131,133,138,140,149,153,166 



Salsola I43 



Saiiibuous 134, 136, 150, 1S2 



Sangiiinaria 135, 150 



Sanicula 134, 150 



