232 



INDEX 



Wind, insects, and pollination, 1 



144. 

 Winter Aconite, vi 42. 



— Cress, iii IJ,^. 



— Heliotrope, vi 126. 

 Woad, ii 171. 



Wolffia arrhiza, Winim., vi 112. 

 Wood Anemone, iii 8. 



— Barley, vi 77. 



— Basil, iii 216. 



— Betony, iii 85. 



— C.'ilamint, vi 96. 



— Club Rush, iv 159. 



— Cudweed, vi 62. 



— Forfjet-me-nut, iii 77. 



— Geranium, vi 45. 



— Loosestrife, iii 70. 



— Ruff, iii 65. 



— Rush, vi 207. 



— Sag^e, iii 89. 



— Sorrel, iii 27. 



— Spurg*c, iii 91. 



— Stitchwort, vi 44. 



— Strawberry, iii 36. 



— Violet, vi 43. 

 Wooded Heathland, v 189. 

 Woodland habitats and associa- 

 tions, iii 242. 



— plants, luibit of, iii 243. 



height of, iii 243. 



life duration of, iii 243. 



Woodland plants, pollination of, 



iii 244. 

 Woodlands, ancient, iii 242. 



— causes of cutting down of, iii 

 241. 



— effect of, on soil, iii 240. 



~ natural and artificial, iii 242. 



— origin of many Iruit trees, iii 241. 



— soil and the, iii 244. 



— value of, iii 241. 

 Woods and copses, iii 239. 



— animal life of, iii 241. 



— dispersal of seeds in, iii 244. 



— Ho wering seasons in the, iii 243. 



— protection of, iii 240. 

 Woolly Broad-leaved Willow, vi 



200. 

 headed Thistle, vi 6. 



X 



Xanthiuni spinosum, L., vi 211. 



— Strumariuni, L., vi 211. 

 Xerophytic types (moors, &c.), 



V 184. 



Y 



Varrow Broomrapc, vi 9. 

 Yellow Archangel, iii 87. 



— Balsam, iv 16. 



— Bird's Nest, vi 65. 



Yellow Broomrapc, vi 40. 



— Chamomile, vi 126. 



— Kigwort, vi 129. 



— '•"1"K. 'V 135- 



— Horned Poppy, ii 167. 



— Marsh Dock, vi 144. 

 Eyebright, vi 8. 



— Mountain Oxytropis, iv 24. 



— — Saxifrage, vi 175. 



— Musk Saxifrage, vi 140. 



— Oat Grass, vi 14. 



— Oxalis, vi 123. 



- Rattle, ii 72; vi 9. 



— Sedge, vi 166. 



— Sisyrinchium, vi 146. 



— Slar-of-Bethlehem, vi 74. 



— Vetch, v'/ 206. 



— Water Lily, iv 75. 

 Villarsia, vi loi. 



— Welsh Poppy, vi 168. 



— Whitlow Grass, vi i6g. 



— Wood Anemone, vi 42. 



— Wort, vi 95. 



Zannichellia palustris, L., vi 116. 



— pedunculata, Rcichb. , vi 36. 



— polycarpa, Nolte, vi 116. 

 Zostera marina, L. , ii 208. 



— nana, Roth., vi 36. 



