Index 



387 



Velloziece, 263. 

 Venation, 46. 

 VerbenacecB, 2ig. 

 Vernonia, 367. 

 Verjioniea-, 367. 

 Villarsia, 345. 

 Vinca, 346. 

 Violacece, 215. 

 Viooltje, 258. 

 Virgilia, 313. 

 Viscnm minitnnm, i8g, 



292. 

 Fi7ac^(^, 213. 



Wachendorfia , 271, 



272. 

 Wahlenbergia, 178, 365. 

 Walleria, 255. 

 Wallflower, 179. 



Water pressure, 58. 

 Water uintjes, 10. 

 Waterways, 57. 

 PFa^iowm, 267, 270. 

 Welwitschia, 243. 

 Werner, 341. 

 Whorl, 131. 

 Widdrmgtonia, 242. 

 Wiegand, Dr., 288. 

 Willow whistles, 31. 

 Window leaves, 116,118. 

 Witsenia, 266. 

 Wonderboom, 5. 

 Wool s-pider, 189. 

 Wurmbea, 255. 



Xanthium, 189. 

 Xerophytic, iii, 240. 

 Xylem, 71. 



XyridacecE, 209, 253. 

 Xyris, 253. 



Yeast, 3, 100, 222. 

 Yeast plant, 115. 

 Yellow wood, loi, 241, 



242. 

 Yticca, 165. 



Zaluzianskya, 357. 

 Zantedeschiuy 157. 

 Zanthoxylon, 323, 324. 

 Zea mais, 9, 156, 246. 

 Zitzikamma forests, 377. 

 Zonal development, 199. 

 Zygia, 312. 

 Zygomorphic, 142. 

 Zygomorphy, 200. 

 Zygophyllacece, 212. 



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