144 





INDEX. 









St. John's-wort 



13 



Toad Flax 



59 



Virgin's Bower 



S 



Marsh 



13 



Bastard 



68 



Vitis 



17 



Stonecrop 



29 



Tolypothrix 



128 



Volvox 



130 



Ditch 



29 



Tomato 



58 







Strawberry 



25 



Touch-me-not, Spotted 



15 



Wake Robin 



82 



Succory 



48 



Tree of Heaven 



15 



Walnut 



70 



Sugar Plum 



28 



Trefoil 



19 



Water-Crowfoot 



4 



Sumach 



18 



Tick 



20 



"Water Hemlock 



33 



Chinese 



15 



Trentepohlia 



131 



Water -lily 



6 



Sundew 



30 



Trichostema 



62 



Water Marigold 

 Water Milfoil 



45 



Sunflower 



44 



Trientalis 



54 



30 



Swamp Honeysuckle, 





Trifolium 



19 



Water Shield 



6 



White 



53 



Trillium 



82 



Water Violet 



54 



Sweet Brier 



26 



Triosteum 



36 



Waterwort 



13 



Sweet Cicely 



83 



Triticum 



105 



Wax-work 



16 



Sweet Fern 



71 



Tsuga 



106 



Webera 



120 



Sweet Flag 



85 



Tupelo 



35 



Weisia 



116 



Sweet Gale 



71 



Turnip 



9 



Wheat 



105 



Sycamore 

 Symploca 



70 



Turtle-head 



59 



Cow 



61 



127 



Twayblade 



77 



False 



105 



Symplocarpus 



85 



Typha 



84 



White-weed 



46 



Synchytrium 



Syringa 2 



136 







Wild Bean 



22 



a, 56 



Ulmus 



69 



Wild Oats 



82 





Ulota 



119 



Willow 



75 



Tanacetum 

 Tansy 



Taphrina 

 Taraxacum 



46 



46 



137 



49 



Ulothrix 

 Umbilicaria 



130 

 134 



Willow Herb 

 Wind-flower 



31 

 3 



Urocystis 

 Urtica 



136 

 69 



Winterbcrry, Smooth 

 Wintergreen 



16 

 53 



Tare 



Tear-thumb 



Tephrosia 



Tetraphis 



Tetraspora 



Thalictrum 



Thelia 



Theloschistes 



Thimbleberry 



22 

 67 

 20 

 119 

 130 

 4 

 122 

 133 

 24 



Utricularia 



61 



Aromatic 



52 



Uvularia 



Vaccinium 



Vaucheria 



Venus's Looking-glass 



Veratrum 



Verbascum 



Verbena 



82 



51 

 132 

 50 

 83 

 59 

 62 



Creeping 

 Witch Hazel 

 Withe-rod 

 Wood Betony 

 W T oodbine 

 Woodsia 

 Woodwardia 

 Wormwood 



Roman 



52 

 30 

 36 

 61 

 17 

 112 

 109 

 46 

 44 



Thistle 



47 



Veronica. 



60 



Sow 



49 



Vervain 



62 



Xanthium 



44 



Star 

 Thorn 



47 

 27 



Vetch 

 Viburnum 



22 

 35 



Xanthoxylum 

 Xyris 



15 



83 



Thoroughwort 



38 



Vicia 



22 





Three-seeded Mercury 



68 



Viola 



10 



Yarrow 



45 



Thyme 



63 



Violet 



10 



Yellow Rocket 



8 



Thymus 



63 



Dog-tooth 



82 



Yucca 



81 



Tick Trefoil 



20 



"Water 



54 







Tilia 



14 



Viper's Bugloss 



58 



Zygnema 



128 



Timothy 



100 



Virginian Creeper 



17 



Xygogonium 



129 



CORRECTIONS. 



Page 15, line 9. After Balsam insert a period. 

 " 27, " 28. For Hawthorn read Hawthorn. 

 " 54, " 16. After Hypopitys insert L. 

 " 81, " 19 and 20. For Wallkoth read Wallroth. 



