INDEX. 



379 



Tricuspis, Tall Red-top, . 

 Trientalis, Chickweed-Wintergreen, 

 Trifoliura, Trefoil, 

 Tri^lochin, Arrow-Gras«:, . 

 Trillium, Three-leaved Nightshade, 

 Triosteum, Horse-Gentian, 

 Triple-awned Grass, Aristida, 

 Tripsacum, Gama-Grass, 

 Trisetum, .... 

 Triticum, Wheat, 

 Trollius, Globe-flower, . 

 Troximon, .... 



Trumpet-flower, Tecoma, 

 Trumpets, sp. of Sarracenia, 

 Trumpet-Weed, sp. of Eupatorium, 

 Tufted Loosestrife, Naumburgia, 

 Tulip-Tree, Liriodendron, 

 Tupelo, Nyssa, .... 

 Turritis, Tower-Mustard, 

 Tussilago, Colt's-foot, 

 Turtle-head, Chelone, 

 Tway blade, Listeraand Liparis, . 

 Twig-Rush, Cladium, 

 Twin-flower, Linngea, 

 Twin-leaf, Jeffersonia, 

 Twisted-Stalk, Strep topus, 

 Typha, Cat's-tail, . 



u 



Ulmus, Elm, 



Umbrella-Grass, Fuirena, 

 Umbrella-Leaf, Diphylleia, 

 Umbrella-Tree, sp. of Magnolia, 

 Unicorn-Plant, Martynia, . 

 Uniola, Spike-Grass, 

 Uralepis, Sand-Grass, 

 Urtica, Nettle, 

 Utricularia, Bladderwort, . 

 Uvularia, Bellwort, 



Vaccaria, Cow-herb, 



Vaccinium, Bil-, Blue- and Crane-berry, 



Valerian, Valeriana, 



Valeriana, Valerian, 



Valerianella, Fedia, Corn-Salad, Lamb-Lettuce, 



