54^^ 



Minnesota Plant Life. 



Leaves. 423, 435 



Adaptation for spreading to 



sun, 429 



Coatings, 465 



Desert plants, 464 



Floating, 449 



Habit of shedding. 425 



Position on plant body, 429 



Propagation, 512 



Rain tips, 435 



Rolled margins. 457 



Shapes. 430 



Sizes, 430 



Sleep-position, 427 



Submerged, 417. 449 



Water plants, 450 



Fern, What they really are. 170 



Ledum oil, 354 



Legume, 280 



Definition, 295 



Lemon, 305 



Lesser wintergreen. 351 



Lettuce, 399 



Compass-plant, 464 



Lamb-, 393 



Prickly, 403 



Wild (Engr. 403), 402,403,476 



Lichen (Half-tone, 95), 22, 91, 424, 



435, 439, 459, 467. 470. 472, 489 



"Old man's beard" CHalf- 



tone), 93 



Reindeer moss (Half-tone. 



97), 96. 462. 469 



Rock (Half-tone. 92). 93.96,467 

 Sandstone, 91 



Tamarack, 91 



Licorice, Wild, 



Lid-moss, 



Life-history, Cottonwood. 



Club-moss, 



Fish-mould, 



Liverwort, 



iMildew, 



Moss, 



Stinking smut of wlieai. 

 Life-period. 

 Light. Effect on plants. 



Influence on growth of 

 stems, 



-producing bacteria. 

 Lilac. 



Lilac-blight, 

 Lily, 



Allies, 



Flower, 



Calla, 



Easter, 



298. 



i-'3. 



302 

 149 

 183 

 156 



46 

 124 



46 

 124 



49 

 509 

 428 



432 



115 



360 



80 



471 

 225 



348 



217 



224. 513.524 



433 



102. 



224. 460, 

 346, 347, 



of the Amazon. Giant. 

 Pond- (Half-tone. 12,204). 



13. 266. 451 

 Pond-, Common yellow. 448 



Sweet-scented, 266 



Tuber-bearing, 266 



Water- (Half-tone. 265), 13. 



266. 277,. 351. 448, 449 

 Water-, Leaves, 435 



Water-, Small white 266 



Lime. 305 



encrusting bass-weed. 38 



encrusting blue-green algae, 30 

 encrusting slime-mould. 28 



encrustation. Algae (Half- 

 tone), 31.35 

 oxalate crystals. 217 

 -secreting algae. 41 

 Liniestone formed by algae. 30 

 lichens, 91 

 pebbles in Lake Micnigan. 41 

 region vegetation, 463 

 Linden, ^2}, 

 Flower, 348 

 American, 321 

 Linen, 306 

 Linseed-oil, .?o6 

 Lippia. i7i 

 Live-forever, 4(15, 474 

 -oak, 428, 438 

 Liverwort. 42. 122. 439, 460. 472. 



496, 513- 515, 519. 520. 521. 523 

 Air chambers. 135 



