;64 



Minnesota Plant Lite. 



Terrestrial plants, Aquatic 

 nature, 



Thin-leafed bilberry, 



Thistle, I r, 399, 401, 402, 413, 475, 

 Position of, 413, 



Russian, 260, 473, 474, 



Russian, Seed distribution, 

 Sow-, 402, 



Thorn, 



Thoroughwort (Half-tone, 406. 

 Engr. 407;, 401, 402, 



406, 415, 462, 



Three-cornered duckweed, 220, 

 -leaved ash, 

 -leaved elm, 

 -pronged duckweed. 



Thunder Bay, Lake Superior. 



Tick-trefoil (Engr. 303), 298, 



-trefoil. Seed distribution, 



Tickseed, 401, 



Ties, Railway, Manufactured from 

 tamarack. 

 Railway, Manufactured from 



19b 

 356 

 476 



415 

 525 

 21 

 •403 

 =^06 



476 

 444 

 ^07 



307 



133 

 322 

 302 



19 

 410 



191 



Tool handles. Manufactured 

 from elm, 



handles. Manufactured from 

 sugar-maple, 



handles, Manufactured from 

 white ash. 

 Touch-me-not (Engr. 317. Half- 

 tone, 447), 305, 309, 318, 462, 



Seed distribution. 

 Town, Duluth, 189, 259, 



262, 266, 284, ii2, 354, 355, 



Fergus Falls, 



Grand Marais, 



Grand Portage, 



Grand Rapids, 145, 



La Crosse, 



Lucerne, 



Mankato, 297, 



Minneapolis, 221,243,267,323, 



New Ulm, 23, 262, 330, 



Ortonville, 



Pembina, 



Rat Portage (Half-tone), 



Red Wing, 



Redwood Falls, 



St. Paul, 



St. Vincent, 



Taylor's Falls 

 187, 195), 

 Trailing arbutus. 

 Travertine formed by 

 Tree fern, 



-like moss, 



-top orchid, 



-top-succulent. 

 Trees, 



Alliance between ants and. 



Bark, 



Cambium, 



and herbs. Comparison of. 



Dominant forest plants. 



Wood, 



Christmas (See spruce). 

 Tress orchid, 22?^, 



Trestles, Manufactured from 



red pine. 

 Triangular-leafed poppy -mallow, 

 Trillium, 225, 



Flower. 



Leaves, 

 Tropical vegetation. 424, 

 True fern, 



fungi, 43 



ginseng, 



193, 

 221, 267, 323, 



(Half-tone, 

 262, 330, 

 350, 

 algae. 



428. 47-', 



253 

 316 

 360 



479 

 19 



357 

 284 



329 

 354 

 212 

 267 

 298 

 325 

 325 



2ii 

 259 

 237 

 267 

 330 

 325 

 259 



353 

 355 

 31 

 164 

 152 

 481 

 474 

 428 

 507 

 234 

 234 

 234 

 7 

 234 

 192 

 231 



188 

 324 

 479 

 348 

 430 

 428 

 163 

 ,48 

 337 



