LIST OF ILLUSTRATIONS xix 
FIGHJEE PAGE 
323. What Deforesting Is Doing in the United States . . 349 
324. What Deforesting Did in China.350 
325. Diagram Showing How Logs Are Quarter-sawn . . 351 
326. Photograph of Sections of Wood.352 
327. Nursery Where Young Trees Are Started.353 
328. Young Plantation in the Adirondacks.354 
329. Young Plantation 16 Years after Planting ..... 355 
330. Forest Fire in Montana. 356 
331. The Result of a Hurricane and Fire in Idaho .... 357 
332. Castle Peak Fire Lookout . . . ..358 
333. Sign Containing Warning about Fires.359 
334. Poster Warning against Fire ....... 360 
335. Fire “train in the Adirondacks ....... 361 
336. Fire Slash.362 
337. Leaves of the Pitcher Plant.366 
338. Diagram of Sundew.367 
339. Venus’s Flytrap.367 
340. Cat-tails and Arrow-heads.368 
341. Water-lilies — Hydrophytes ....... 368 
342. Cross Section of Leaf of Desert Plant.369 
343. Sage Brush — Xerophytes.370 
344. Giant Cacti — Xerophytes.371 
345. Orchid.372 
346. Long-spurred Violet, a Mesophyte ...... 373 
347. Mistletoe.374 
348. Diagram of Mistletoe ..375 
349. Tropical Vegetation.. . . . 377 
350. Potato Wart.383 
351. Normal Grains of Wheat ..384 
352. Grains of Wheat Affected by Black Rust.384 
353. Diseased Heads of Wheat.385 
354. Heads of Wheat Unaffected by Black Rust . . . .386 
355. Diagram of Life History of Red Rust of Wheat .... 387 
356. Variation in Yields of Corn . . . . . . 388 
357. Types of Heads of Oats ........ 389 
358. Irrigating Ditch.391 
359. Irrigating Ditches.392 
360. Hepatica. 394 
361. Fringed Gentian . ..395 
362. Pink Lady-slippers.396 
363. Alimentary Canal of Man.. . 404 
