SUBJECT INDEX 



Abies 15, 113 



halsamea 112, 115, 118 

 lasiocarpa 1 1 8 

 pectinata 1 97 

 Abisko 329 



Acadian forest region 1 12 

 Acanlhiniila 1 67 

 Acanthodrilidae 127, 129, 131, 132, 138, 



139, 142 

 Acanthodrilinae 127, 133, 134. 135, 138, 



141, 143 

 Acanthodiiliis 133 

 Acer 15, 111 



Negimdo 113, 115, 117 

 plataiwides 112, 119 

 pseudoplatanus 112 

 sacchaium 112, 115 

 spicafiiDi 1 1 5 

 Aciciila 167 



adaptation 141, 142, 178, 202 

 Aegopinella 1 67 

 affinities of Icelandic flora 297flF 

 Afghanistan, earthworms 149 

 Africa 



diatoms carried by wind from 23 

 earthworms 127, 129, 138 

 gastropods 161 

 relationships of fauna 138 

 submerged shoreline 25 

 agamospecies 88 

 age of arctic plants 207 

 Agropyron 

 cauiiuim 3 1 4 

 trachvcaiiliim 314, 316 

 Agyioplioia n'gidci 235, 238 

 air plankton 200 

 air turbulence and dispersal 200 

 Akureyri 355 

 Alaska 216, 268, 371 

 plants 89 



unglaciated areas 21 1 

 Alberta 115 

 Alchemilla 300, 301 

 alpimi 287, 293 



faeroeensis 300, 306, 309, 310, 319 

 filicaiilis 287, 293 

 A lector id nitidiila 235 

 Alesund 252 



Alftanes end-moraines 359 

 algae in Antarctica 325 

 Algonquin Park 1 1 1 

 Alleghany earthworms 1 27 



Allerod layers 327 

 Allolobophora 



caliginosa 146, 149 

 chlorotica 1 46 

 liiuicola 146, 147 



longa 146, 147 



rosea 1 46 

 alluvial deposits in the Faeroes 43 

 Alma 129, 145 

 Ainus 7, 1 5, 82, 1 1 3, 226, 357, 363, 387, 388 



glitlinosa 226, 372 



incana 1 14, 372 



riigosa 1 1 4 



Sieholdiaua ill 



viridis 384-388 

 Alopeciiriis alpiniis 88, 99, 215 

 Alpine-Atlantic plants 216 

 alpine barrens 122 

 alpine fir 118 



alpine flora 104, 209, 261, 262, 313 

 alpine forest-tundra 1 18 

 alpine zones 121, 122 

 Alps 1 22, 1 76, 209, 2 1 6, 234, 244, 259, 290 



endemic insects 81 



Poa sect. Oreinos 89 



subalpine forests 113 

 Altai 215,217,243 



subalpine forests 1 13 

 Alvar steppe 370 



apocrats 368 

 Amazon Basin earthworms 129 

 Amazon River 131 

 amber 81 



icefloe transport of 229 

 Ambrosia 368 

 America 45 



earthworms 138 



plants 54, 71 

 American element 



in British flora 66, 194 



in European Interglaciai flora 237 



gradual transition eastward 173 



in Iceland 74 



in Scandinavian mountain flora 241 

 American-Arctic 216 



element in European flora 292 

 American-Eastern Asiatic plants 54 

 American-Greenland element in Scandina- 

 vian flora 245 

 American gastropods 154, 156 

 American plants 



in the British Isles 66, 194 



409 



