Minnesota Plant Life. 



537 



Duluth, 



259, 262, 266, 284, i2,2, 354, 355, 357 

 Rock-vegetation near (Half- 

 tone), 189 

 Dune, 469 

 -grass, 211 

 Dung-moss, 139 

 Dutchman's-breeches, 275, 276 

 Dutchman's-pipe, 256 

 Root-fungi, 89 

 Dwarf shrubs, 428 

 Dwarf alder, 319 

 bilberry, 356 

 birch, 459 

 blueberry, 356 

 cherry, 293 

 cornel, 340, 342, 416, 428 

 dandelion, 403 

 dogwood, 336 

 ginseng, 2>2>^, 337 

 horse-tail, 179 

 snowberry, 428 

 willow, 428 

 Ear, Corn, 207 

 -fungus, 90 

 Earth-star, 68 

 Spore distribution, 69 

 Easter lily, 224, 513, 524 

 Ebony tree, 360 

 Economic importance. Algae, 41 

 Ergot, 82 

 Lichens, 97 

 Liverworts, 143 

 Edible fungus, 63, 65, 76 

 lichens, 98 

 morels, 75 

 mushrooms, 61 

 pore-fungi, 58 

 reindeer moss (Lichen), 98 

 seaweed, 41 

 Western prickly-pear fruit, 330 

 Eel-grass, 197, 202, 263 

 282, 448, 449, 450, 451, 452 

 Holdfast, 447 

 Egg, 512, 513, 521 

 Diseases, 112 

 Fecundated, 513 

 fecundated. Behavior of, 523 

 Fecundated, of higher ani- 

 mals, 128 

 Fecundated, of higher plants, 128 

 Infection with bacteria, 113 

 production, 521 

 Spermatozoid directed to- 

 ward, 499 



Resemblance to wild elder, 22)7 

 Box-, 309, 313, 317 

 Poison, 310,311,312 



Wild, ZZ^ 

 Wild, Resemblance to elder 



bush, 337 

 Electricity, Adaptations of 



plants to, 437 



Ellisia, 371 

 Elm (Half-tone, 10, 14, 429), 



234, 243, 251, 252, 462, 478 

 Leaves, 430 

 Seed distribution, 20 

 woods, 6 

 American (Engr. 251. Half- 

 tone, 252), 252 

 Cork, 252 

 Red, 252 

 Rock, 252 

 Slippery, 252 

 Three-leaved, 307 

 White, 252 

 Embryo, 523 

 -sac, Definition, 180, 184 

 -sac, Germination, 518 

 Enchanter's nightshade, 335 

 Energy produced by bacteria, 104 

 Ensilage, Souring of, 114 

 Erect habit of plants, 130 

 Ergot, 81 

 Economic importance, 82 

 tubers, Poisonous, 82 

 Rye, 81 

 Wild rice, 81 

 Eucalyptus, 332 

 Australian, 39 

 Euglena, 499 

 Nutrition, 445 

 Plant or animal, 445 

 European basswood, di^i 

 puccoon, 2>7i 

 verbena, 374 

 Evening-primrose, 



332, 334, 426, 429, 468, 470, 478 



Shrubby prairie, 335 



White, 335 



