297 



Phymosia, 190 



Physalis angulata, 233 



Physcia hypoleuca dendritica, 136 



Physiological Researches, 38 



Physostegia virginiana, 131 



Phytolacca decandra, 230 



Phytolaccaceae, 230 



Piaropus crassipes, 229 



Picard, M., 170 



Picea brevifolia, 46, 57- 61; Breweriana, 

 40; canadensis, 46, 57; Mariana, 46, 

 56, 61 



Picradenia, 190 



Picradeniopsis, 189 



Pieris, 190 



Pilea, 189 



Pillenterry, 231 



Pinaceae, 225 



Pine, rosemary, 225 



Pineapple weed, 241 



Pinguiculaceae, 234 



Pinus, 156; echinata, 243, 245; excelsa, 

 156, 157, 158; palustris, 141, ,243; 

 resinosus, 46, 57- 61; rigida, 215, 243, 

 250; serotina, 225; Strobus, 100, 158, 

 203, 210, 213, 243, 24s; sylvestris, 

 158; Taeda, 243, 244, 245; virginiana, 



243. 253 

 Pinus excelsa, A Case of Abnormal 

 Development of a Short Growth in, 



156 

 Piper, C. V. On the Identity of Poa 



crocata Michx., 35 

 Plagiothecium denticulatum, 9, 209 

 Placnier, 233 

 Plane, 232 



Planera aquatica, 229 

 Plantago decipiens, 104; elongata, 95; 



lanceolata, 240; major, 240; maritima, 



250 

 Plant New to the State of New York 



and the Local Range, A, 78 

 Platanaceae, 231 

 Platanus, 142; occidentalis, 219, 231, 



243 

 Platygyrium repens, 209 

 Platysma citrinum, 135; glaucum, 136 

 Pleiotaenia, 190 

 Pleridium, 20 

 Pleuropterus, 190 

 Pluchea camphorata, 104, 234 

 Plumbago, 270 

 Poa, 170; annua, 58, 62; serotina, 35; 



trifiora, 35 

 Pteris, 20, 190; aquilina, 211, 218, 256; 



longifolia, 20 

 Puccinia, 72; Podophylli, 117; suave- 



olens, 117 

 Pulsatilla hirsutissima, 268 

 Purslane, 238 



Pusley, water, 233 



Pycnanthemum flexuosum, 131; in- 



canum, 219 

 Pylaisia Schimperi, 209 

 Pyrola chlorantha, 207, 208; elliptica, 



53, 57, 61, 116, 129, 207 

 Pyrus americana, 219; arbutifolia, 102, 



115; melanocarpa, 219 



Qualitative Studies of Inheritance in 

 Nicotiana Hybrids (review), 81 



Quercus, 178; alba, 100, 214, 243; 

 coccinea, 219, 243; falcata, 243; 

 ilicifolia, no, 219; imbricaria, 174, 

 178; laurifolia, 142, 229; lyrata, 229; 

 marylandica, 243, 250; Michauxii, 

 229; Muhlenbergii, 178; nigra, 229, 

 243; pagodaefolia, 243; Phellos, 243; 

 prinus, 218; rubra, 100, 203; stellata, 

 105, 243, 250; texana, 229; velutina, 

 174, 178, 214, 250, 256 



Radicula, 190; Nasturtium-aquaticum, 

 126, 239 



Radula complanata, 209 



Ramalina Yemensis, 135 



Ranunculus abortivus, 50, 61; acris, 58; 

 arvensis, 238; bulbosus, 254; cana- 

 densis, 61; circinatus, 103; penn- 

 sylvanicus, 50, 61, 62; recurvatus, 

 50, 61; repens, 50, 58; sp., 243 



Rauia scita, 210 



Red-root, 233 



Reed, G. M., 72 



Rees, H. L., 247 



Rehder, A., 197 



Relation of Forest Distribution and 

 Prairie Fires in the Middle West, 

 The, 173 



Respiration and Acidity in Cacti, 193 



Reviews, 17, 64, 79, 113. 139- 160, 186, 

 220, 259, 276 



Rhacopilum tomentosum, 22 



Rhamnaceae, 232 



Rheumaptera tristata, 266 



Rhexia virginica, 105 



Rhipsalis, 151-155; aethiopica, 151, 152; 

 Cassutha, 151-15S; comorensis, 151, 

 152; comorensis, 155; conferta, 152; 

 cribrata, 153; erythrocarpa, 151. i54; 

 fasciculata, 152, IS3. IS4; Lind- 

 bergiana, 154; madagascariensis, 151, 



152, 154; mauritiana, 151, 152; 

 prismatica, 154; Saglionis, IS3; sua- 

 reziana, 151. IS3. IS4; tetragona, 



153, 154; undulata, 153; virgata, 154, 

 15s; zanzibarica, 151, 152, iS5 



Rhodiola, 190 



Rhododendron maximum, 96, 97, 243, 

 24s; nudiflorum, 116, 129, 206 



