904 



INDEX OF CLASSES, &c. 



Weigeltia, Alph. DC. 648 

 Weihea, Etefcl. 161 

 Weihea, Spreng. 605 

 Weingartneria, Bernh. 116 

 AVeiumanneae, 572 

 AVeinmaimia, Linn. 572 

 Weinreichia, Beichb. 555 

 Weissia, A< dto. 67 

 Weldenia, Schult./. 199 



AYeldwortS, 356 

 AVellingtonia, Meisn. 385 

 AVelwitschia, Reichb. 636 

 Wenderothia, Scldecht. 555 

 Wendlandia, Bortl. 765 

 Wendlandia, » r OW. 309 

 AS'endtia, Hoffm. 778 

 AVendtia, Meyen. 4sj 

 Wensea, JPetuB. 661 

 Werneria, i/. A. A". 713 

 Werniseckia, Stop. 447 

 Westia, Paftl. 556 

 Westringia, Smith. 661 

 AVettinia, -P<>pj>. 132 



Whitfieldia, Booker. 679 



AVhilia, Blum. U72 

 AVhitleya, Su>eef. 622 

 Wibelia, Bernh. 80 

 AVibelia, ifo;y>. 715 

 Wiborgia, Roth. 712 

 AVickstromia, Endl. 531 

 AVickstroinia, Sola-ad. 397 

 AViikstroiuia, Spreng. 709 

 Wiedemannia, Fisch. 662 

 Wiegmannia, Meyen. 764 

 Wierzbickia, AcM. 497 

 Wigandia, Runth. 639 

 Wiggersia. FJ. Wetter. 544 

 Wightia, Spreng. 7o9 

 Wightia, HuH.'g 4 

 Wilbrandia, Manso. ::15 

 Willdenowa, do. 711 

 Willdenowia, (Jm€f. 765 

 Willdenowia, Thunb. 121 

 AVilleuietia, Brongn. 0s>2 

 Willemetia, TYecA. 715 

 Willemetia, R, Br. 013 

 Willemetia, A. Z. 5-2 

 Willibalda, Stem. 115 

 Willichia, A 685 

 Willowworts, 24-. 254 

 AVillughbeia, ltoxb. (i 1 

 Willughbeiee, 601 

 AVilsonia, Hook. 664 

 Wilsonia, R. Br. 631 

 Wimmeria, Scldecht. 

 Winchia, .4. AC 601 

 Windmannia, P. Br. 572 

 Windsoria, iVutf. 11(5 

 Wintera, Murray. 419 

 Winterana, sAa.nl. 419 

 Winterania, Linn. 442 

 Wintered, A'. Br. 417, 419 

 AA'intergreens, 450 

 Winterlia, Demist. 458 

 Winterlia, Munch. 598 

 Winterlia, Spreng. 499 

 AVirtgenia, Jungh. 467 

 Wisenia, Gmel. 364 

 Wissadula, Medik. 370 

 Wisteria, A'»t(. 554 

 Witch-Hazels, 784 

 Withania, 1'auq. &1'2 

 Withelmsia, Rei/;hnb. 49S 

 AVithermgia, Herit. 622 

 Witsenia, Thanh. 161 

 AVittelsbachia, J/aW. 300 

 Wodier, Anders. 467 

 Wolffia, flbrifc. 125 

 Wollastonia, £>C. 711 

 Woodfordia, Salisb. 575 

 AVoodsia, R. Br. 80 

 AVoodvillea, A>C. 710 

 Woo'dwardia, Smith. 80 

 Wormia, Roiib. 424 

 Wormia, Ku/tf. 718 



Woruiskioldia, Spreng. 25 

 Wonuskioldia, Z'Aon. t« Soft. 340 

 Wrangelia, Jy. 10, 24 

 Wredowia, Lckl. I'll 

 Wrightea, Ao.rb. 138 

 AVrighteae, 601 

 AVrightia, R. Br. 601 

 A\ r rightia, Poland. 733 

 Wultenia, Jaeq. 685 

 Wulffia, Afee*. 711 

 AVurfbainia, Gieseke. 167 

 Wurmbea, Thunb. 199 

 Wydleria, 7>C. 778 

 Wyethia, ZVutt. 711 

 Wylia, //o//«i. 779 



Xanthanthus, Griseb. 614 

 Xanthe, Scfc/vb. 402 

 Xanthea, Reichb. 614 

 Xanthidium, Ruiz. 9, 13 

 Xanthiopheea, ifart 661 

 Xanthiopsis, DC 711 

 Xanthisma, /"'. 709 

 Xantbium, STourn. 711 

 Xanthocephalum, l(',v/./. 712 

 Xanthoceras, Hung. 385 

 Xanthochymu- . Aw',. 402 

 Xanthocoma, 7/. 8. A". 710 

 Xanthogaluni, Lal<< m. 778 

 Xanthoglossa, /"'. 712 

 Xantholepis, ir,// /. :u9 

 Xantholinum, Reiclib. 485 

 Xanthomeria, Fred. 693 

 Xanthopbyllum, Roxb. 378 

 Xanthophytum, Blum. 765 

 Xanthopsis, y»c. 714 

 Xanthorrbiza, Marsh. 428 

 Xuutliorrhoea, Smith. 205 

 Xanthosia, Rudge. 77* 

 Xantbosoma, Schott. 129 

 Xauthoxylaceie, 45(i, 472' 

 Xanthoxyle.e , A' «««( Mart. 472 

 Xantboxylon, Kunth. +'.', 

 Xanthoxyls, 472 

 Xatardia, Meisn. 778 

 Xenismia, DC. 71 1 

 Xenocarpus, Cuss. 71:: 

 Xenocbloa, Licht. 116 

 Xeuodocbus, Schleclit. 42 

 Xenopoma, WUld. 661 

 Xerantlierneie, 713 

 Xeranthenium, Tourn. 713 

 Xeraiitbus, Mkrs. 501 

 Xerobius, Cass. 712 

 Xerocarpus, (JuiMcm. c( /V<i'. 054 

 Xeroehlasua, />('. 713 

 Xerocbloa, A". Z?r. 116 

 Xerolepis, 7JC. 712 

 Xeroloma, Cass. 713 

 Xeropappus, Wall. 714 

 Xeropetalou, Hook. 365 

 Xeropetalum, 2>ti. 364 

 Xeropetalum, A. Br. 503 

 Xeropbyllum, Aic/i. 19:J 

 Xerophyta, Comm. 153 

 Xerosipbon, Tnrcz. 511 

 Xerostole, AVwii. 033 

 Xerotes, R. Br. 192 

 Xerothamnus, BC. 710 

 Xerotidese, Audi. 191 

 Xerotiuui, Bluff, et i'ingerh. 713 

 Xerotus, Fr. 41 

 Ximenia, Plum. 444 

 Ximenesia, Ca«. 711 

 Xiphidium, ,4«W. 205 

 Xiphion, Tourn. 161 

 Xiphocarpus, Rresl. 554 

 Xiphochttta, Bflpp. 709 

 Xipliopbora, Montagu. 22 

 Xipbopteris, Raul/. 79 

 Xipliotbeca, A. et Z. 553 

 Xolisma, Rafin. 455 

 Xuaiezia, Ruiz et Pav. 685 

 Xyladtuius, Desu. 328 

 Xylia, Bentlt. 556 



Xylobium, Bindi. 1>2 

 Xylocarpus, i'c/w'eo. 4(>-i 

 Xyloinulum, Smiili. 534 

 Xylon, Tourn. 370 

 Xvlopeae, BiuC. 4-2 

 Xylophylla, Binn. 282 

 Xylopia, iinn. 422 

 Xylopicron, /'. Br. 422 

 Xylopleurum, Spaoh. 725 

 Xylorrblza, Mttt. 709 

 Xj losma, Font. 328 

 Xylosteon, TVntrn. 767 

 Xylotheca, Ilorlist. 328 

 Xj pherus, Rafin. 565 

 Xyridacese, is4. 187* 

 Xyridales, 104, 185 s 

 Xyridanthe, Bin«0. 713 

 Xyridese, Kuntli. 187 

 Xyrids, 187 

 Xyris, I/inn. 187 

 Xysmalobinm, A. yJc. 626 

 Xystidium, 7Vid. 116 



Yams, 214 



Yermolotia, Belong. (i62 

 Yerva Mora, Ludu: 580 

 Youngia, Cuss. 715 

 Yucca, Linn. 205 



Yulania, Spach. 419 



Zacyntha, A(. FJuro. 648 

 Zacyntha, ZVwrn. 710 



Zahlbrucknera, Reichb. 568 

 Zala, /.<jc/-. 125 

 Zalacca, iZeinw. 139 

 Zaleya, Harm. 027 

 Zaluzania, Cv..i,//. 765 

 Zaluzaniaj Per*. 711 

 ZaluziansUia, Keck. 73 

 Zaluzianskya, .A II". Schm. 6S4 

 Zamaria, Rafin. 765 

 Zamia, Lindl 225 

 Zanardinia, Nardo. 22 

 Zannichellia, Michel. 144 

 Zaiiunia, 7 inn. 315 

 Z;inoiiia, J'lt'm. 188 

 Zantedeschia, Spreng. 129 

 Zantborhiza, Herit. 428 

 Zapania, Au. (i(i4 

 Zarabellia, Cass. 711 

 Zaiabelha, AVcA'- 713 

 Zataria, lioiss. 661 

 Zaiuchneria, I'nal. 720 

 Zea, Linn. 110 

 Zehneria, A'm/f. 315 

 Zelkovia, Spach. 580 

 Zenkeria, .I//:. 556 

 Zenubia, A»on. 400 

 Zeocritou, Balis. 116 

 Zeora, Fries. 50 

 Zepbyra, A*o». 205 

 Zepbyrantbes, i/c*'6. 108 

 Zerumbet, Rumph. 167 

 Zeugites, P. Br. 116 

 Zeuxine, Lindl. 1S2 

 Zexinenia, Liay. «t Ltu. 711 

 Zeyheria, il/urt. 677 

 Zeyheria, Spreng. 710 

 Zichya, Hiigel. 555 

 Zieria, Smith. 471 

 Zietenia, G^;d. 662 

 Zignoa, Trevtr. 19 

 Zilla, Forth. 355 

 Zillida;, 355 

 Zingiber, Giirtn. 1C7 

 Zingiberacea;, 1(!2, 165* 

 Ziuuia, Linn. 711 

 Zippelia, Blum. 518 

 Zippelia, Reichb. 93 

 Zizauia, £tnn. 115 

 Zizia, A"ot7t. 778 

 Ziiia. A'oWi. 304 

 Zizyphora, £inn. « »< > 1 

 Zizypbus, Tuurnef. 582 

 Zttgea, Linn. 714 



