
- Rudbeckia, 
Sabbatia, 
Sacred Bean, 
Sage, 
Sagina, 
Sagittaria, 
St. John’s-wort, 
St. Peter’s-wort, 
Salicornia, 
Salix, 
Salsola, 
Saltwort, 
Salvia, 
Sambucus, 
Samolus, 
Samphire, 
Sand-Myrtle, 
Sand-Spurrey, 
Sandwort, 
Sanguinaria, 
Sanicle, 
Sanicula, 
Saponaria, | 
Sarracenia, 
Sassafras, 
Saururus, 
Saxifraga, 
Saxifrage, 
Scheuchzeria, 
Schizea, 
Schollera, 
Schwalbea, 
Scirpus, 
Scleranthus, 
Scleria, 
Sclerolepis, 
Scorpion-grass, 
Scouring Rush, 
Scrophularia, 
’ Scutellaria, 
; Sea Blite, 
Sea Lavender, 
Sea Purslane, 
Sea Rocket, 
Sedge, 
Sedum, 
Selaginella, 
Self-heal, 
Senecio, 
’ Senna, 
Sensitive Fern, 
Sericocarpus, 
Sesuvium, 
Setaria, 
Sheep Sorrel, 
Shepherd’s Purse, 
Shield-Fern, 
Shin-leaf, 
? 
fl Side-saddle Flower, 
f Silene, 
Silkweed, 
Sisymbrium, 
Si-yrinchium, 
Sium, 
Skullcap, 
Skunk Cabbage, 
Smilacina, 
Smilax, 
Snake-head, 
Sneeze-weed, 
Snowberry, 

SBSSRSss 
INDEX. 
Soapwort, 
Solanum, 
Solea, 
Solidago, 
Solomon’s Seal, 
Sonchus, 
Sorghum, 
Sorrel, 
Sour-Gumtree, 
Sow Thistle, 
Sparganium, 
Spartina, 
Spatter-Dock, 
Spear-Grass, © 
Specularia, 
Speedwell, 
Spergula, 
Spergularia, 
Spiderwort, 
Spike-Grags, 
Spike-Rush, 
Spindle-tree, 
Spirea, 
Spiranthes, 
Spleenwort, 
Sporobolus, 
Spring-Beauty, 
Spruce, 
Spurge, 
Spurrey, 
Squaw-root, 
Stachys, 
Staff-tree, 
Staphylea, 
Statice, 
Star-Cucumber, 
Star-grass, 
Star-of-Bethlehem, 
Star-Thistle, 
Starwort, 
Stellaria,. 
Stickseed, 
Stipa, 
Stone-crop, 
Storksbill, 
Strawberry, 
Stylosanthes, 
Sunflower, 
Swamp Loosestrife, 
Sweet Cicely, 
Sweet Clover, 
Sweet-Fern, 
Sweet Flag, 
Sweet-Gum Tree, 
Sweet Vernal-Grass, 
Symphoricarpus, 
Symplocarpus, 
Tanacetum, 
Tansy, 
Tape-grass, 
Taraxacum, 
Tare, - 
Taxus, 
Teasel, 
Tecoma, 
Tephrosia, 
Teucrium, 
Thalictrum, 
Thaspium, 
Thistle, 
Thorn-Apple,. 
Thorough-wax, @ 
Thoroughwort, 
74, 
87 
Three-leaved Nightshade, 64 
Three-seeded Mercury, 54 
Thuja, 
Thymus (Thyme), 45 
Tiarella, 23 
Tickseed, 33 
Tick-Trefoil, 18 
Tilia 14 
Tipularia, 62 
Toad-Flax, 42 
Tofieldia, 64 
Toothwort, 6 
Tradescantia, 66 
Trailing Arbutus, 38 
Traveler’s Joy, 1 
Trefoil, AG 
Trichostema, 44 
Tricuspis, 73 
Trientalis, 41 
Trifolium, 17 
Triglochin, 60 
Trillium, 64 
Triosteum, 28 
Triple-awned Grass, 73 
Trisetum, 75 
Triticum, 7% 
Trollius, 3 
Trumpet-flower, 41 
Tulip-tree, 4 
Tupelo, v4 
Tussilago, 30 
Turtle-head, 42 
Tway-blade, 61, 62 
Twig-Rush, 69 
Typha, 59 
Ulmus, 54 
Umbrella-Grass, 67 
Unicorn-plant, 41 
Uniola, 75 
Urtica, 54 
Utricularia, 41 
Uvularia, 64 
Vaccaria, 12 
Vaccinium, 37 
Vallisneria, 61 
Venus’s Looking-glass, 37 
Veratrum, 64 
Verbascum, 42 
Verbena, tee 
Vernonia, 29 
Veronica, 43 
Vervain, 44 
Vetch, 18 
Viburnum, 28 
Vicia, 18 
Vilfa, 72 
Viola, 8 
Violet, 8 
Viper’s Bugloss, 46 
Virginian Creeper, 16 
Virgin’s-Bower, 1 
Vitis, 15 
Waldsteinia, 20 
Walking-leaf, 7 
Water Arum, 58 
Water-Cress, 6 
Water-Hemlock, 26 
Water-Hemp, 52 
Water Horehound, 44 
Waterleaf, 47 
Water-Lily, 5 
Water-Milfoil, 23 
Water-Nymph, 5 
Water-Parsnip, 26 
Water-Pennywort, 25 
