232 



Wind, insects, and pollination, i 



144. 

 Winter Aconite, vi 42. 



Cress, iii 133. 



Heliotrope, vi 126. 

 Woad, ii 171. 



Wolffia arrhiza, Wimm., vi 112. 

 Wood Anemone, iii 8. 



Barley, vi 77. 



Basil, iii 216. 



Betony, iii 85. 



Calamint, vi 96. 



Club Rush, iv 159. 



Cudweed, vi 62. 



Forget-me-not, iii 77. 



Geranium, vi 45. 



Loosestrife, iii 70. 



Ruff, iii 65. 



Rush, vi 207. 



Sage, iii 89. 



Sorrel, iii 27. 



Spurge, iii 91. 



Stitchwort, vi 44. 



Strawberry, iii 36. 



Violet, vi 43. 

 Wooded Heathland, v 189. 

 Woodland habitats and associa- 

 tions, iii 242. 



plants, habit of, iii 243. 

 height of, iii 243. 



life duration of, iii 243. 



INDEX 



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. 

 originof many fruit 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. 



flowering seasons in the, iii 243. 

 - protection of, iii 240. 

 Woolly Broad-leaved Willow, vi 



200. 



headed Thistle, vi 6. 



X 



Xanthium spinosum, L., vi 211. 



Strumarium, L., vi 211. 

 Xerophytic types (moors, &c.), 



v 184. 



Yarrow Broomrape, vi 9. 

 Yellow Archangel, iii 87. 



Balsam, iv 16. 



Bird's Nest, vi 65. 



Yellow Broomrape, vi 40. 



Chamomile, vi 126. 



Figwort, vi 129. 



Flag, iv 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. 



Star-of-Bethlehem, vi 74. 



Vetch, vi 206. 



Water Lily, iv 75. 

 Villarsia, vi 101. 



Welsh Poppy, vi 168. 



Whitlow Grass, vi 169. 



Wood Anemone, vi 42. 



Wort, vi 95. 



Zannichellia palustris, L., vi 116. 



pedunculata, Reichb., vi 36. 



polycarpa, Nolte, vi 116. 

 Zostera marina, L., ii 208. 



nana, Roth., vi 36. 



