402 



Index 



Paper pulp, aspen, 77; cottonwood, 



76; evergreen, no*; spruce, 124. 

 Paradise, birds of, 344. 

 Parenchyma, 14, 15. 

 Parks, birds in, 268. 

 Partridge, 379*. 

 Passer es, 283, 379. 

 Patterns in boards, 99*-iO2. 

 Peacock, 379. 

 Pear-tree Psylla, 288. 

 Pecan, 89, 92. 

 Peet-weet, 384*. 

 Pegasus, 197. 

 Pencils, cedar, in. 

 Perseid, 258. 

 Perseus, 194, 198, 199. 

 Petal, 70*. 

 Petiole of leaf, 64*. 

 Pewee, 351*. 

 Phases, of moon, 228-229; of Venus, 



239*- 



Pheasant, 379, 380*. 

 Phobos, 242. 

 Phoebe, a satellite of Saturn, 250; bird, 



35i, 352*. 



Piano actions, maple, 28. 

 Pigeon, 378. 

 Pignut, 89. 

 Pine, 33, 34, 41, no*, 127-131 ; cones, 



108*, 130*; family, 109; kinds, 129; 



needles, 127, I3o*-i3i; pillows, 125; 



wood, 15, 44, 47, 103*, 104, 109*. 

 Pinnate leaf, 30, 38*, 51*. 

 Pinon, 129; wood, 109*. 

 Pistil, 70*. 

 Pith, 14*, 15, 18, 91; rays, 15, 95, 99, 



IO2, IO3*. 



Plane tree, 62. 



Planets, 158, 165, 179, 232-253; change 



of brightness, 234; density, 246; 



distinguishing one from another, 



235 ; distinguishing from stars, 232 ; 



Major, 165; Minor, 165, 244-245*; 



motion, 232-233, 246; Outer, 246; 



size, 232, 234*-235*; Terrestrial, 246. 

 Plant lice, 278*, 342. 

 Pleiades, the Seven Sisters, 203-204, 



2IO. 



Plover, 381, 383, 384; migration of, 



3o6*-307. 

 Plumage, changes of, 281, 318, 328, 



341 ; fading, 354; quite different in 



male and female, 318, 319, 326, 329, 



330, 337, 340- 

 Plume hunters, 389. 

 Pointers, 191*. 

 Polaris, the Polestar, 173*, 191, 208. 



Poles, of heavens, 173*, 193 ; telephone, 



114, 364. 



Pollen, 70, 108, 131, 354. 

 Pollux, 207. 

 Poorwill, 360. 



Poplar, 71, 74*~79*; wood, 75, 76, 82. 

 Posts, 87, 88, 112, 114. 

 Potassium needed by trees, 138. 

 Potato beetles, 332, 357, 379. 

 Press, slat, 5*. 

 Pressing leaves, 4-5. 

 Printer's ink, birch, 35. 

 Procyon, 206. 

 Protoplasm, n. 

 Pruning, 139-140. 

 Pumps, tulip, 82. 

 Pure stands, 127, 131. 

 Pyrogallic acid, 97. 



Quail, 379. 



Quarter-sawed lumber, 103*, 104. 



Rabbit, 371, 374. 



Radial section, 99, 100. 



Rail, a water bird, 385-386*. 



Rail fences, 90. 



Rain crow, 370. 



Rats, 372, 375. 



Raven, 345. 



Redstart, 300-301, 303*. 



Red-wing, 336-337*. 



Redwood, 116, .117*, 118. 



Reedbird, 341*. 



Regulus, 209. 



Resin, 34, 109*, 128*. 



Ricebird, 340. 



Rice weevils, 383. 



Rigel, 204. 



Ring-porous wood, 44, 149*, 150*, 151*. 



Rings of Saturn, 25o*-25i*. 



Road-runner, 369*, 370*. 



Robber flies, 350. 



Robin, 273*^74, 281*, 288*, 391*, 



PI. IV. 



Romulus and Remus, 168-171. 

 Roots, 76, 78*~79, 138, 140; care of, 



133, 134, 135, 137; air needed by, 



120, 137. 



Rose beetles, 296. 

 Rosin, 127, 128. 

 Rotation of Mars, 242 ; Mercury, 237- 



238*; Moon, 226; Venus, 239. 

 Rulers, maple, 28. 

 Russia leather, 34. 



Sandpiper, 283-284*, PI. XVI. 

 Sap, 12, 367. , 



