liN'DEX OF GENERA AND SPECIES. 



535 



Wclli)i{itotiia giqanlca, Liiull., 



ii. 117. 

 Wehvitscliia, Hook, f., ii. 108. 

 "Wesleiii Cliiiiquaiiin, ii. 99. 

 L;ucli, ii. 112. 

 Mountain Asli, i. 189. 

 Wht-at, ii. 323. 

 Wliippiea, Ton-., i. 203. 



niode.sta, Tore, i. 203, ii. 



446. 

 Utaliensis, Watson, i. 203. 

 White Bent-Grass, ii. 272. 

 Cedar, ii. 115. 

 Clover, i. 129. 

 Daisy, i. 401. 

 Fir, ii. 118. 

 Oak, ii. 95, 96. 

 Mustard, i. 39. 

 Sage, ii. 50, 477. 

 Sapota, ii. 438. 

 Top, ii. 272. 

 White-weed, i. 401. 

 IVhillnvia, Harvey, i. 513. 

 grandiflora, Harvey, i. 513. 

 minor, Harvey, i. 514. 

 Whitneya, Gray, i. 374. 

 dealbata. Gray, i. 374. 

 Wigandia Califomica, Hook 



i. 518. 

 Wild Buckwlieat, ii. 481. 

 Cabbage, i. 36. 

 Cherry, i. 167. 

 Ginger, ii. 101. 

 Monk Cherry, i. 167. 

 Pieplant, ii. 479. 

 Plum, i. 167. 

 Radish, i. 49. 

 Wild-Oat Grass, ii. 294. 

 Willow, ii. 82. 



Velvet, ii. 88. 

 Willow-herb, i. 218. 

 Winter C'ress, i. 40. 



Fat, ii. 56. 

 Wintergreen, i. 454, 460. 

 Wislizenia, Kiigelni., i. 52. 

 Palnieri, Gray, i. 52. 

 refracta, Engelm., i. 52. 

 Withania Coronopics, Torr., i 



540. 

 Wood Anemone, i. 4. 



Wood Fern, ii. 315. 

 Peed-Grass, ii. 276. 

 Push, ii. 203. 



Sorrel, i. 96. 

 Woodlnne, i. 280. 

 Woodsia, U. !5r., ii. 348.' 



Oregana, Eaton, ii. 348. 



scopulina, Eaton, ii. 348. 

 U'oodvillca calcndnlacca, DC. 



i. 331. 

 Wondwardia, Smith, ii. 343. 



Chamissoi, Brack., ii. 344. 



radicans. Smith, ii. 344. 

 Wormseed, ii. 47. 

 Wormwood, i. 402. 

 Wrack, Grass, ii. 191. 

 Wulfcnia reniformis, I'.enth., 



i. 571. 

 Wyethia, Nutt., i. 348. 



amplexicaulis, Nutt., i. 350, 

 ii. 456. 



angustifolia, Nutt., i. 350. 



coriacca. Gray, i. 616. 



glabra. Gray," i. 349. 



helenioides, Nutt., i. 349. 



helianthoides, Nutt., i. 350. 



mollis, Gray, i. 349. 



ovata. Gray, i. 349. 



robusla, Nutt., i. 350. 



Xanthium, Touru., i. 346. 



spinosum, Linn., i. 346. 



struinarium, Linn., i. 346. 

 Xcrohofri/s, Nutt., i. 452. 



argulm, Nutt., i. 453. 



cordi/olius, Nutt., i. 453. 



tomcntosns, Nutt., i. 453. 



vcnidofiun, Nutt., i. 453. 

 Xerophyllum, Michx., ii. 185. 



Douglasii, Watson, ii. 186. 



sclifoliiun, ii. 185. 



teiiax, Nutt., ii. 185. 

 Ximencsia encclioidcs, Cav., i. 



350. 

 XyJococcus, Nutt., i. 452. 



bicolor, Nutt., i. 454. 



Yarrow, i. 400. 

 Yeara, i. 110. 

 Yellow Pine, ii. 126. 



Yellow Pond- Lily, i. 17. 

 Yerba I5uena, j. '595. 



de la Bibora, ii. 452. 



del Oso, ii. 439. 



Mansa, ii. 77. 



Jteiima, ii. 433. 



Santa, ii. 468. 

 Yew, ii. 110. 

 Yucea, Linn., ii. 163. 



ahifolia, Torr., ii. 164. 



baccata, Torr., ii. 164. 



brevifolia, Engelm., ii. 164. 



Draconis, ii. 164. 



flaiacntnsn, ii. 164. 



gmminifolin. Wood, ii. 165. 



Whipplei, Torr., ii. 164. 



Zacate de liebre, ii. 289. 

 Zannichellia, Jlicheli, ii. 193. 



inajor, Boenn., ii. 193. 



palustris, Linn., ii. 193. 

 Zapanianodiflora, Lam., i. 610. 

 Zaiiote bianco, ii. 438. 

 Zauschneria, Presl, i. 217. 



Californica, Presl, i. 218. 



Mcxicnna, Presl, i. 218. 

 Zizyphus, Juss., 1. 99. 



Parryi, Torr., i. 99. 

 Zostera, Linn., ii. 191. 



angiislifolia, Reichenb., ii. 

 192. 



marina, Linn., ii. 192. 

 Zygadene, ii. 183. 

 Zygadenus, ]\Iichx., ii. 183. 



cidoranthus, ii. 183. 



Douglasii, Torr., ii. 183. 



elegans, Pursh, ii. 183. 



Fremonti, Torr., ii. 183. 



glaberrimus, ii. 183. 



glaucus, Nutt., ii. 183. 



Nuttallii, Gray, ii. 184. 



Nuttallii, ii. 183. 



paniculatus, Watson, ii. 184. 



venenosus, Watson, ii. 183. 

 Zygodon, Hook. & TayL, ii. 

 376. 



Californicus, Hampe, ii. 376. 



Lapponicus, Bruch&Schimp., 

 ii. 376. 



ZVGOPHYLLACE^, i. 91. 



