382 



Index 



Opossum, 119, 123, 128, 131, 132, 135, 



138 

 ORD, 6 



Oregon ruffed grouse, 5 

 O'Roke, 240 



Orthoptera, 107, 110, 147, 162 

 Osmunda. See Ferns 

 Ostrya. See Hophombeam 

 Osijspirura petroioi and mansoni, 232 

 Owls, 197, 203, 209, 211, 212, 213, 263, 



265, 315 

 Oxalis. See Wood sorrel 

 Oxeye daisy, 149 



PALMER, 271 



Panic grass, 152 



Panicum. See Switchgrass, Panic grass 



Parasites of ruffed grouse, 223, 249 



Varthenocissus. See Virginia creeper 



Partridge berry, 69, 70, 105, 107, 112, 



123, 156, 168, 340 

 Pasteurella aviseptica, 245 



tularense, 243 

 Pasture gooseberry, 157 

 Peach, 126, 160 

 Pear, 160 

 Pedal tract, 14 



Pennsylvania grouse kill records, 256 

 Peppermint, 151 

 Peritonitis, 244 

 Persicaria, 152 

 Phaseolus. See Wild bean 

 Pheasant, relations to grouse, 55 

 PHILLIPS, 266, 270 

 Physaloptera, 232 

 Picea. See Spruce 

 Pin cherry, 65, 66, 67, 91. 126, 160, 175, 



338, 344, 345, 353 

 Pine, 74, 160, 358, 359, 360 

 Pinus. See Pine 

 Pitch pine, 69, 86, 160, 352 

 Pkintago. See Plantain 

 Plantain, 152 

 Plantings and seedings, 348, 350, 351, 



352, 354, 355 

 Plant succession, 71 

 Platanus. See Sycamore 

 Plum, 126, 160 

 Plumage, 4, 9, 11 

 Plumulae, 10 

 Pneumonia, 244 



Poison ivy, 68, 107, 129, 157, 340 

 Poison used in silviculture, 341 

 Polygala, 70, 152 

 Polygda. See Milkwort, Polygala 

 Polygamy of niffed grouse, 287 

 Polygonatum. See Solomon's seal 



Polygonum. See Smartweed 



Polypodiaciae. See Ferns 



Polypodium. See Ferns 



Polystichum. See Ferns 



Poplar. See Popple 



Popple, 67, 68, 91, 97, 105, 106, 108, 



112, 125, 160, 169, 172, 174, 175, 



270, 338, 345, 347, 353 

 Population declines, 190 

 Population densities: of game birds, 298; 



of grouse, 292, 293, 294; of nests, 



292 

 Population, related to productivity, 292; 



to weather, 190, 307 

 Population trends of grouse, 218, 278 

 Populus. See Popple 

 Porcupine, 119, 131, 137, 197, 208 

 Potentilla. See Cinquefoil 

 Poultry, relations with grouse, 242, 269 

 Prairie chicken, 282 

 Predation, 196, 307, 309; as limiting 



factor, 219, 309, 819; related to 



cover types, 209 

 Predator control, 211, 263, 370 

 Predators, agent of sanitation, 210; of 



grouse, 197; related to nest cover, 



76 

 Primaries, 14 

 Privet, 156 

 Productivity of grouse, 277, 281, 293; 



related to environment, 300 

 Promiscuity of ruffed grouse, 287 

 Propagation, artificial, of grouse, 55, 371 

 Propagation of woody plants, 356; age 



and size of stock for planting, 363; 



care of seed, 359; cleaning and 



extracting seed, 359; preparation of 



seed beds, 361; secairing seed, 356; 



seeding and seedling cvilture, 362 

 Prosthogonimus macrorchis, 237 

 Protozoa, 226, 238 

 Prunella. See Heal-all 

 Prunus. See Cherry 

 Pterylography, 9 

 Pterylosis, 9, 12 

 Ptilosis, 10 



Ptycfwstoma honasae, 241 

 Purphsh cudweed, 150 

 Pyrola. See Shin leaf 

 Pyrus. See Pear 



Quail, bobwhite, 116, 118, 119, 120, 

 123, 124, 127, 128, 130, 131, 132, 

 135, 137, 138, 282, 298, 317 



"Quail disease," 244 



Quaking aspen, 125. 160, 175 



Quercus. See Oak 



