Minnesota Plant Life. 



539 



Fir, i86 



Flower, 347 



Seed distribution, 20 



Firewood, Jack pine, oak, tam- 

 arack, white poplar, 



190, 191, 238, 250 



First-stage, Liverwort, 124, 128 



Moss, 124, 128, 151 



Fish-mould, 45, 513, 515 



Life-history, 46 



parasites, 45 



Spermatozoids, 46 



Fivelinger, 289 



Resemblance to anemone, 290 

 Marsh, 289 



Flag, Blue (.Half-tone, 12, 225, 



226, 250), 219, 224,227, 437 



Blue, Flower, 348 



Sweet (Half-tone, 12), 219, 437 



Flax, 305, 306, 475 



seed, 306 



Flax, Grooved yellow, 306 



Stifif yellow, 306 



Toad-, 3S0, 438 



Wild blue, 306 



Fleabane, 401, 402, 407, 469 



Flesh-eating fungus, 58 



Fleur-de-lis (see blue fiag), 227 



Floating leaves, 449 



arrowhead, 448, 449 



fern, 164, 168, 220 



fern, Alga in leaves, 169 



fern. Root-caps, 220 



-heart, 364 



liverworts, 132 



marsh-marigold, 268 



Riccia, 443 



Flooring, Manufactured from 

 sugar maple, 316 



Flora, North America, 16 



Florida milkweed, 367 



Flower, 414 



Alpine colors, 425 



Autumn, 426, 479 



axis, Development, 345 



axis. Anemone, 345 



axis, Mousetail, 345 



axis. Rose, 345 



axis. Strawberry, 345 



Bilateral symmetry, 228 



Closing of at night, 427 



-cluster. Development, 414 



-cluster. Composite family, 414 

 Definition, 184, 346 



Flower, Development, 



Irregularity, 



High types, 



Law of variation, 



Low types, 



Origin, 343, 



Spring, 426, 



Perfect, 



Polar colors. 



Prototype of. 



Radial symmetry. 



Sleep-position, 



Typical, Definition of, 



Typical Development of, 



Why one of higher type than 

 another. 



Passion, 



-of-an-hour, 



-pot alga, 



Spider, 



State, 

 Flowering plant, 490, 514, 516, 518, 



Honey secretion, 



Number in Minnesota, 



Nutrition, 



Origin, 



Planktonic, 

 Flowering-currant, 



dogwood, 340' 



fern. 



Spurge, 

 Flowering Spurge, Resemblance 



to dogbane, 

 Fly-cholera fungus, 45- 438 



honeysuckle, 

 Fogfruit, 373 



Food-material, Reserve, 



Partnerships for obtaining, 



Plant, 488 



Storage, 



Disposal, 

 Forage plants. 

 Forces harmful to bacteria, 

 Forest (Half-tone), 



Dominant plants, 



and prairie. Difference be- 

 tween, 



Hardwood (Half-tone, 480), 

 252, 475 



horse-tail, . 



Minnesota, 



Pine, 

 Forget-me-not, 37i 



343 



348 

 343 

 343 

 343 

 440 



479 

 321 



425 

 343 

 228 

 427 

 346 

 346 



349 

 326 



325 

 35 

 275 

 231 

 520 



515 

 27 



48 

 174 

 445 

 284 

 416 

 164 

 308 



308 

 514 

 392 

 374 

 426 



490 



491 



21 



104 



7 



7 



8, 14 



,478 

 178 



6, 12 

 472 



,372 



