Page 



Sweetbrier '^5 



Sweet Birch ^U 



Sweet Cherry ^^ 



Sweet Cicely ^ 



Sweet Clover ^ 



Sweet Fern ^ 



Sweet Flag ^ 



Sweet Gale ^ 



Sweet Gale Family ^ 



Sweet Scabious 68 



Sweet-Scented Bedstraw ... 65 



Sweet-Scented Water-Lily.. 35 



Sweet Vernal Grass 17 



Sweet Viburnum 66 



Sweet Violet 52 



Sweet William a 



Switch Grass 16 



Sycamore 41 



Symphoricarpos 65 



Symphytum 60 



Symplocarpus 24 



Taenidia 55 



Tall Bellflower 66 



Tall Buttercup 36 



Tall Meadow Rue 36 



Tall Red Top 19 



Taller Fescue 1^ 



Tamarack 1^ 



Tanacetum i}^ 



Tansy ^Y 



Taraxacum ^ ^ 



Tare 46 



Taxaceae 14 



Taxus 14 



Teaberry 57 



Teasel 66 



Teasel Family 66 



Tephrosia 46 



Teucrium 60 



Thalictrum 36 



Thaspium 55 



Thin Grass 1° 



Thistle 71 



Thlaspa 38 



Thorn 42 



Thorny Amaranth J^ 



Thoroughwort 67 



Three-Seeded Mercury 48 



Three-Toothed Cinquefoil.. 44 



Thuja 14 



Thyme 61 



Thymelaeaceae 52 



• Thyme-Leaved Sandwort... 34 



Thyme-Leaved Speedwell ... 63 



Thymus 61 



Tiarella 41 



Tickseed 69 



Tick Trefoil 46 



Tiger Lily 26 



Page 



Tilia 



Tiliaceae 



Timothy 



Tinker's Weed 



Toad Flax 31 



Tobacco 



Toothache Tree 



Toothwort 



Touch-me-not Family 



Tower Mustard 



Tradescantia 



Tragopogon 



Trailing Arbutus 



Treacle Mustard 



Tree of Heaven 



Trichostema 



Tridens 



Trientalis 



Trifolium 



Trillium 



Triosteum 



Triple-Awned Grass 



Triticum 



Trollius 



True Daisy 



True Water Cress 



Trumpet Honeysuckle 



Tsuga •• •■••• 



Tufted Purple Loosestrife.. 



Tulip Tree 



Tumble Mustard 



Tumble Weed 



Turnip 



Turtlehead 



Tussilago 



Twayblade 



Twin Flower 



Twinleaf 



Twisted Stalk 



Typha 



Typhaceae 



50 



50 



18 



65 

 ,63 



62 



48 



39 



SO 



40 



24 



71 



57 



39 



48 



60 

 19 

 57 



45 



26 



65 



17 



20 



36 



67 



39 



65 



14 



57 



37 



39 



33 



39 



63 



70 



28 



65 



37 



26 



15 



15 



Ulmus ^1 



Umbelliferae 54 



Unicorn Plant 64 



Upland Boneset 67 



Urtica ^J 



Urticaceae 31 



Utricularia 64 



Uvularia 25 



Vaccinium 57 



Vallisneria 16 



Velvet Grass 1° 



Velvet Leaf 51 



Venus's Looking Glass 66 



Veratrum 25 



Verbascum 62 



Verbena 60 



Verbenaceae 60 



87 



