804 



INDEX, PART I. 



Trientalis, 654. 

 Trifolieae, 6*6. 

 Trifolium, 636. 

 Triglochin, 554 (Fig. 359). 

 Trigonella, 636. 

 Trillium, 559. 

 Trinia, 625. 

 Triphragmium, 307. 

 Triticum, 535 (Fig. 346), 



550. 



Triionia, 569. 

 Trollius, 496, 519, 593. 

 Tropteolaceee, 574, 614. 

 Tropoluui,513 (Fig. 328), 



614. 



Truffle, 301. 

 Tsuga, 466, 484. 

 Tuberaceae, 301. 

 Tubulitiorse, 662. 

 Tuburoinia, 308. 

 Tulip, 556. 

 Tulipa, 556. 

 Tulipese, 556. 

 Tulip-tree, 594. 

 Tulostoma, 313, 317, 319. 

 Turk's Cap Lily, 656. 

 Turmeric, 562. 

 Turnip, 605. 

 Tussilago, 664. 

 Tutsans, 608. 

 Twayblade, 567. 

 Typha, 542. 



Typbaceae, 537, 538, 542. 

 Typhula, 275, 316. 



Udotea, 240. 

 Ulex, 636. 

 Ulmaceae, 573, 579. 

 Ulmus, 579 (Fig. 381). 

 Ulocolla, 313. 

 Ulothricaceae, 243, 246. 

 Ulothrix, 247 (Figs. 176, 



my; 



Ulva, 2l8u 

 Ulvneea}, 243, 248. 

 Umbellales, 574, 623. 

 Umbellif eras, 491, 508, 570, 



574, 624. 

 Uinbilicaria, 322. 

 Uinbraculnm, 315, 351. 

 Umbrella Pine, 485. 

 Uncinula, 299 (Fig. 209). 

 Uredineae, 303, 305 (Fig. 



215), 310. 

 Uredo, 308. 

 Urocystis, 310. 

 Uromyces, 307. 

 Uromycopsis, 307. 

 Urospora, 241. 

 Urtica 502, 577 (Figs. 377, 



378). 



Urticaceaa, 573, 577. 

 Urticales, 572, 573, 576. 

 Usuea, 323 (Kig. 230). 

 Ustilaginese, 287, 303, 308. 

 Ustilago, 309 (Fig. 218). 

 Utricularia, 647 (Fig. 447). 

 Uvularia, 557. 



Vacciniaceaa, 575, 656. 

 Vaccinium, 517 (Fig. 332), 



655 (Fig. 455), 656. 

 Valerian, 660 (Fig. 462). 

 Valeriana, 512, 660. 

 Valerianaceae, 512, 575, 



660. 



Valerianella, 492, 661. 

 Valisneria, 515, 560. 

 Valisneriese, 560. 

 Vallota, 567. 

 Valonia, 242. 

 Valonieae, 242. 

 Vampyrelleae, 285. 

 Vauda, 567. 

 Vanilla. 567. 



Vascular Cryptogams, 372. 

 Vaucheria, 239 (Fig. 169). 

 VaucherieaB, 240. 

 Venus' Fly-trap, 608. 

 Venus' Looking-glass, 657. 

 Veratrum, 515, 557. 

 Verbascum, 644. 

 Verbena, 643. 

 Verbenaceae, 575, 643. 

 Vernal grass, 548. 

 Veronica, 506, 644 (Figs. 



444, 445). 

 Verrucaria, 320. 

 Verrucarieae, 321, 323. 

 Vervain, 643. 

 Vetch, 637. 

 Viburnum, 659. 

 Vicia, 511 (Fig. 327), 571 



(Fig. 374), 637. 

 Vicieae, 637. 

 Victoria, 594. 

 Vidalia, 272. 

 Villarsia, 651. 

 Vinca, 509 (Fig. 324), 526, 



651. 



Viola, 517, 606 (Fig. 409). 

 Violaceae, 524, 573, 606. 

 Violet, 606. 

 Viper's Bugloss, 650. 

 Virgilia, 636. 

 Virginian Creeper, 619. 

 Viscaria, 503 (Fig. 317). 

 Viscum, 515, 590 (Fig. 



396). 



Vitex, 643. 



Vitis, 526, 619 (Fig. 422). 

 Vittaria, 401. 



Voitia,'368. 

 Voitiaceae, 368. 

 Volvaria, 317. 

 Volvocaceae, 237. 

 Volvocoideae, 235, 237. 

 Volvox, 238 (Fig. 168). 



Wahlenbergia, 657. 

 Wall-flower, 604. 

 Wall-Pellitory, 577. 

 Wall-Hue, 405. 

 Walnut, 584. 

 Water-Chestnut, 630. 

 Water-cress, 604. 

 Water Crowfoot, 592. 

 Water-Hemlock, 626. 

 Water-Lily, 594. 

 Water Lobelia, 658. 

 Water Melon, 628. 

 Water-Milfoil, 630. 

 Water-Pepper, 609. 

 Water Plantain, 554. 

 Water-Purslane, 631. 

 Water-Soldier, 560. 

 Water- Violet, 654. 

 Waterwort, 609. 

 Watsonia, 569. 

 Watsonieae, 569. 

 Waxflower, 652. 

 Webera, 370. 

 Weeping Willow, 585. 

 Weigelia, 660. 

 Weisia, 370. 

 Weisiaceae, 370. 

 Wellingtonia, 485. 

 Welwitschia, 463, 488. 

 Weymouth Pine, 485. 

 Wheat, 535 (Fig. 346), 546 



(Fig. 355). 

 Whin, 636. 

 White Beam, 635. 

 White Poplar, 585. 

 White Spruce, 484. 

 White Thorn, 634. 

 Whitlow-grass, 605. 

 Whortleberry, 656. 

 Wild Balsam, 614. 

 Wild Garlic, 558. 

 Wild Oats, 549. 

 Wild Parsnip, 626. 

 Wild Plum, 633. 

 Wild Rosemary, 655. 

 Wild Sage, 6l3. 

 Willow, 585. 

 Willow Herb, 629. 

 Winter Aconite, 593. 

 Winter Cherry. 649. 

 Winter-green, 655. 

 Wistaria, 637. 

 Witch-hazel, 641. 

 Woad, 605. 



