INDEX. 



551 



Vernonia tanalensis, 271. 



Veronica agrestis, var., 83, 84 ; anagal- 



lis, 84 ; bartsiaefolia, 84 ; Beceabunga, 

 84 ; biloba, 84, var., 84 ; campylo- 

 poda, 84. 

 Vibrissea, a Revision of the Genus, 



by W. Phillips, 419. 

 G-uernesaci, 419 ; Fersooni, 419 ; 



pubescens, 419 ; rimarum, 419 ; 



truncorum, 419. 

 Viburnum cotinifolium, 10, 64, 374. 

 Vicia sativa, 49. 

 Vignea, 361. 



Vinca lancea, 273 ; media, 142. 

 Vincetoxicum sp., 79. 

 Viola arenaria, 380 ; biflora, 35, 378 ; 



canescens, 379 ; canina, var. sylva- 



tica, 380; kunawarensis, 380 j Pa- 



trinii, 35, 379, var. suaveolens, 379 ; 



serpens, 35, 379 ; sp. ?, 35, 36. 

 Violacese (Afghan), 35. 

 Viscum, 14 ; album, 92 ; articulatum, 



92. 

 Vitis microdiptera, 266 ; vinifera, 41. 

 Voltzia, 483. 

 Vrydagzenia, 344. 



Wailesia, 318. 

 Warrea, 321 ; cinerea, 321. 

 Warszewiczella, 320. 

 Watt, G-., Notes on the Vegetation &c. 

 of Chumba State and British Lahoul ; 

 with Descriptions of new Species, 

 368. 

 Widdringtonia ericoides, (ftnote) 496. 

 Wikstroemia virgata, 92. 

 Withania, 6 ; coagulans, 4, 82. 

 Woodfordia floribunda, 270. 

 Woodsia hyperborea, 111. 

 Wulfenia Amherstiana, 12, 83. 

 Wullschlaegelia, 341 ; calcarata, 342. 



Xanthidium regulare, 129. 

 Xanthium Strumarium, 69. 

 Xiphion Stocksii, 6, 100. 

 Xiphosium, 303. 

 Xylaria Hypoxylon, 389. 

 Xylobium, 324, 321. 



Yoania, 349. 



Yucca acaulis, 231 ; aloifolia, 220, 221 ; 

 arcuata, 221 ; Atkinsi, 221 ; angusti- 

 folia, 226, var. stricta, 227 ; baccata, 



220, 229, vara, australis, 229, circi- 

 nata, 230, fragilifolia, 230, hystrix, 

 230, periculosa, 229, scabrifolia, 230 ; 

 Boerhaavii, 220, 224 ; brevifolia, 220, 

 221 ; canaliculata, 226 : conspicua, 

 221 ; constricta, 220, 229 ; crenulata, 

 221 ; Desmetiana, 220, 222 ; Draco- 

 nis, 221 ; exigua, 220, 223 ; filamen- 

 tosa, 220, 227, vars. antwerpensis, 

 228, bracteata, 228, concava, 228, 

 flaccida, 228, glauccscens, 228, lasvi- 

 gata, 228, maxima, 227, orchioides, 

 228, puberula, 228 ; flexihs, 220, 224, 

 vars. ensifolia, 224, falcata, 224, 

 gigantea, 224, nobihs, 224, semicylin- 

 drica, 224; funifera, 220, 228; 

 glauca, 220, 223 ; gloriosa, 220, 225, 

 vars. acuminata, 226, Ellacombei, 226, 

 minor, 225, obliqua, 225, plicata, 

 225, pruinosa, 226, recurvifolia, 225, 

 rufocincta, 225, superba, 225, tortu- 

 lata, 226 ; graminifoha, 230 ; gua- 

 temalensis, 220, 222 ; Mooreana, 

 222; patens, 226; Peacockii, 220, 

 223 ; purpurea, 221 ; quadricolor, 

 221 ; rupicola, 220, 222, var. rigida, 

 223; Schottii, 220, 228; seiTulata, 

 221 ; spinosa, 230 ; tenuifolia, 221 ; 

 Treculeana, 220, 226 ; tricolor, 221 ; 

 Whipplei, 221, 230; yucatana, 220, 

 221. 

 Yuccas, gen. remarks on, 151. 

 Yuccoidea; andAloineae,Bynopsisof, 148. 

 (defined), 152. 



Zanthoxylum alatum, 374. 



Zea Mays, 105. 



Zeuxine, 345. 



Ziziphora clinopodioides, 86 ; tenuior, 

 86. 



Zizyphus Jujuba, 5 ; oxyphylla, 5 ; vul- 

 garis, 40, 374, f. nummularia, 4, 6, 9. 



Zosterospermum, 361. 



Zygnema subtile, 125. 



Zygnemacese, 125. 



Zygodesmus, 461. 



Zygoglossum, 299. 



Zygogonium ericetorum, 125 ; peruvia- 

 num, 125. 



Zygopetalum, 316, 319, 320, 321 ; tri- 

 color, 321. 



Zygosepalum, 320. 



Zygostates, 329. 



END OF THE EIGHTEENTH VOLUME. 



PEINTED BT TAT10B AND FBANCIS, BED LIOK CODBT, IXBET 6TBEET. 



