I«I 



INDEX. 



Abbott, W. J. L., 54, 151. 



Accidental dispersal of plants, 20, 21, 



26, 30, 31, 97. 

 Acer campestre, 24, 28, 68, 85, 113. 



monspessulanum, 53, 88, 95, 98, 



99, "3- 

 platanoides, 75, 82, 113. 



Pseudo-platanus, 12, 16, 24, 28. 



Acorns, dispersal of, 23, 29, 30. 

 Adaptation for dispersal, 2, 4, 20-32. 



to environment, 2, 4. 



Admiralty Offices, London, 54. 

 AZthusa Cynapium, 66, 89, 124. 

 Airdrie, Lanark, 54, 68. 



Ajuga reptans, 137. 



Albert Dock, N. Woolwich, 55, 93. 



Alchemilla arvensis, 117. 



Alder, 39, 52, 144. 



Alisma Plantago, 154. 



ranunculoidcs, 81. 



Allenton, near Derby, 55. 

 Alnus glutinosa, 39, 52, 144. 

 incana, 39. 



Alpine flora of Britain, 2, 3, 13, 14, 20, 



21, 25-27, 40, 53. 

 Alternations of climate, 2, 7, 8, 20, 21, 



33-47. 97- 

 Amphibia, dispersal of, 7. 

 American plants in Britain, 18, 19. 

 America, prairie vegetation of, 15. 

 Andersson, Dr. Gunnar, 51, 92, 101, 



106, 107, in-116, 119, 121-125, 



I3I-I34. 136, 139- 1411 143. 147- 



152, 154-156. 158-160, 163, 164, 



166-169. 

 Andromeda Polifolia, 100, 133. 

 Angelica sylvestris, 124. 

 Animals and plants, interdependence of, 



4, 6, 23-32, 97. 

 geographical distribution of, 



2, 3. 6, 7. 



Animals, means of dispersal of, 6, 7. 

 use of fossil, in classification, 



S3. 54- 

 Annual plants, conditions needed by, 



11, 12. 

 Anthriscus sylvestris, 123. 

 Apium graveolens, 122. 



nodiflorum, 122. 



Apple, 28. 



Apits glacialis, 56, 57. 



Aquatic plants, distribution of, 14. 



means of dispersal of, 26. 



Arbutus, 17, 18, 26, 42. 



Arctic mammals in Britain, 7, 20, 21, 



40-42, 45, 81, 83, 93, 94. 

 plants in Britain, 2, 13, 14, 20, 21, 



2 S- 2 7. 37. 39. 40, 50, 52, 53. 79- 99- 



100. 

 Regions, plants of the, 39, 99, 



100. 

 Willows, 14, 57-59, 62, 64, 65, 



68, 70, 73, 77, 78, 83, 84, 99, 149. 

 Arctostaphylos alpina, 132. 

 Uva-ursi, 21, 23, 42, 



100, 132. 

 Airuaria peploidcs, no. 



trinervia, 82, 109. 



Armistead, J. J., on dispersal of acorns, 



29. 3°- 

 Arnold- Bemrose, H. H., 55. 

 Ash, 24, 28, 69, 82, 133. 

 Aster Tripolium, 128. 

 Atriplex patula, 138. 

 Athyrium Filix-fcemina, 168. 

 Auchtertool, 66. 

 Ayrshire, 66, 79, 80, 84. 



Bacton, 56. 



Baker, E. G., on Kerry Plants, 4, 5. 



