474 



INDEX 



Marriibinra. See Horehonnd. 



Marsh gas, 381. 



Massee, on plant diseases, 407, 



Material, economy of, in construction, 265. 



266. 

 McKenny, on fertilizers, 153. 

 Meadows killed by flooding, 12.'i. 



remain in good tilth, 129. 

 Meanders, experimental formation of, 111, 

 Means, on fertilizers, 153. 

 Meat, preservation of, 385, 386. 

 Medicago. See Alfalfa, Bur Clover. 

 Medullary rays, 2:^2,* 233, 258. 

 Melanipyrum. See Cow Wheat. 

 Melilotus, leaves of, follow sun, 218. 

 Mentha. See Mint. 

 Mercurialis. See Dog's Mercury. 

 Mesemhryanthemum. See Ice Plant. 

 Metabolism. See Chemical action in plants, 

 Mexican Morning-Glory. See Morning- 



Glory, Mexican. 

 Microscopic structure. See Histology, 

 Mildew, 406, 407.* 

 Milk, action of ferments on, 172. 



as emulsion, 170. 



bacteria of, 372-378. 



souring of, 37ri, 

 Mica, 107. 

 Micropyle, 8,* !). 



admits air, 30,* 31, 32. 



function of, 10-24, 



should be in contact with soil, 21,* 22,* 

 Mignonette attracts insects, 299. 

 Milling, 17H. 

 Milner, on foods, 173. 

 Mimulus. See Monkey Flower, 

 Mineral substances in soil, 136-160. 

 Mint, rhizome of, 277. 



family, cross-pollination in, 303. 

 ilissing links, 443, 452. 

 Mississippi, 382. 

 Mitchella. See Partridge- berry. 

 Moisture. See Water. 

 Molasses, 369, 389. 

 Molybdate of Ammonium. See Ammonium 



molybdate. 

 Monkey Flower, stigma of, 292. 

 Monkshood, protection of pollen of, 294. 



root, 161. 



Monocolytedons are mostly shallow-rooted, 

 135. 



behavior of leaves of, in dark, 347. 



characterized, 226. 



have no cambium, 22S. 

 Monoecious plants, 302. 

 Monstrosity. 420, 421, 449.* 

 Moon Flower, seed -cover of, hinders ab- 

 sorption, 2f>. 

 Moor plants, protection against drying, 333. 

 Moors, absorption difficult in, 336, 

 Moore, on bacteria, 384. 

 Morphology, experimental. See Plant, 



form of. 

 Morning-GIory, germination of, 81. 



seed-cover of, hinders absorption, 2.".. 



self- vs, cross-pollination of, 301, 302. 



twining of, 27."). 



Mexican, seed-cover of, hinders absorp- 

 tion. 25. 

 Moss Rose. See Rose. Moss. 

 Moths visit night-blooming flowers, 300. 



visual powers of, 300. 

 Mould, precautions against, 28, 72, 100, 102. 

 397. 



bread, 391,* 392.* 393,* 394,* 395,* 39G,* 



green, 396, 397.* 

 Movements of flowers, 296, 297. 



— leaves, 217, 218,* 219,* 220,* 221.* 

 Mucor stolonifer, :i91. 

 Mulch for soil, 40, ll,".,' U6,-^ 117, 12.1, 12!), 



133, 135, 353, 

 Mullein, hairy covering of leaf of, 213. 



protection of, against animals, 221. 



dryness, 334. 335.* 



Miiller, on pollination, 307. 

 Mushrooln, power of growth of, 77. 

 JIustard, effect of light on flowers of, 2'.is. 



germination of, 8. 

 Mustard family, cross-pollination in, 303. 

 Mustard, Yellow, structure of leaf of, 190. 



197, 198,* 200-202. 

 Muscle-forming foods, 176. 

 Mutation, 330, 442-444,* 445,* 446,* 447'-+5:i. 

 Mycelium, 392, 402. 



Nails used to promote fruit production. 319. 

 Narcissus, pollen of, 293. 

 starch formation in, IS."!. 191,* 193.* 



