﻿V 
  

  

  Index 
  to 
  American 
  botanical 
  literature 
  ^ 
  273 
  

  

  Ehrhorn, 
  E. 
  M. 
  New 
  pests 
  on 
  the 
  mainland. 
  Hawaiian 
  Forest. 
  & 
  

   Agr. 
  17: 
  35-36. 
  F 
  1920. 
  

  

  Flag 
  smut 
  and 
  Fake-all 
  diseases, 
  

  

  Elliott, 
  J. 
  A. 
  Arkansas 
  .peach 
  diseases. 
  Bull. 
  Univ. 
  Arkansas 
  Agr. 
  

  

  Exper. 
  Sta. 
  149: 
  1-9. 
  ^/. 
  /-5. 
  JI.1918. 
  ' 
  .' 
  

  

  Elmer, 
  A. 
  D. 
  E. 
  New 
  woody 
  plants 
  from 
  Mount 
  Maquiliug. 
  , 
  Leafl. 
  

  

  Philipp. 
  Bot. 
  8: 
  3069-3105- 
  22 
  O 
  1919. 
  

  

  39 
  new 
  species. 
  

  

  Elmer, 
  A. 
  D. 
  E. 
  Zingiberaceae 
  of 
  the 
  Sorsogon 
  Peninsula. 
  Leafl. 
  

  

  Philipp. 
  Bot. 
  8: 
  2963-2995. 
  31 
  My 
  1919- 
  

  

  13 
  new 
  species. 
  

  

  Erz, 
  A. 
  A. 
  The 
  true 
  nature 
  of 
  plant 
  diseases. 
  Am. 
  Bot. 
  26: 
  20-23. 
  

  

  20 
  F 
  1920. 
  

   Femald, 
  M. 
  L. 
  Some 
  variations 
  of 
  Cardamine 
  pratensis 
  in 
  America. 
  

  

  Rhodora 
  22: 
  11-14. 
  28 
  F 
  1920. 
  

   Fernald, 
  M. 
  L. 
  Polygala 
  paucifolia 
  Willd., 
  forma 
  vestita, 
  n. 
  f. 
  Rhodora 
  

  

  22: 
  32. 
  II 
  Mr 
  1920. 
  

   Fernald, 
  M. 
  L. 
  The 
  northern 
  variety 
  of 
  RanmcuJus 
  hispidiis: 
  Rho- 
  

  

  dora 
  22: 
  30-31. 
  II 
  Mr 
  1920. 
  

  

  Ranunculus 
  hispidus 
  falsus 
  var. 
  nov. 
  , 
  

  

  t 
  

  

  Fischer, 
  H. 
  Apogamie 
  bei 
  Farnbastarden. 
  Ber. 
  Deutsch. 
  Bot. 
  

   Gesellsch. 
  37: 
  286-292./. 
  I. 
  15 
  JI 
  I9I9- 
  

  

  I 
  

  

  Fracker, 
  S. 
  B. 
  Varietal 
  susceptibility 
  to 
  false 
  blossom 
  In 
  cranberries. 
  

  

  \ 
  

  

  Phytopathology 
  lo: 
  1 
  73-175- 
  1020.^ 
  

  

  w 
  

  

  Griggs, 
  R. 
  F. 
  The 
  effect 
  of 
  the 
  eruption 
  of 
  Katmai 
  on 
  land 
  vegetation. 
  

  

  Bull. 
  Am. 
  Geog. 
  Soc. 
  47: 
  193-203- 
  /• 
  ■^-■^0- 
  ^^^ 
  ^9i5- 
  

   Hackney, 
  D. 
  C. 
  Some 
  Texas 
  wildflowers. 
  Am. 
  Bot. 
  26: 
  19-20. 
  

  

  1920. 
  

   Harms, 
  H. 
  Uber 
  die 
  Bliiteverhaltnisse 
  der 
  bei 
  uns 
  im 
  Freien 
  ange- 
  

   bauten 
  Arten 
  von 
  Forestiera 
  Poir.- 
  Mitteil. 
  Deutsch. 
  Dendr. 
  Ges. 
  

  

  28: 
  69-78. 
  I9I9. 
  ^ 
  

  

  Hartley, 
  C, 
  & 
  Hahn, 
  G, 
  G. 
  Notes 
  on 
  some 
  diseases 
  of 
  aspen. 
  Phyto- 
  

   pathology 
  10: 
  141-147./- 
  J- 
  ^920. 
  

  

  Herre, 
  A. 
  C. 
  Notes 
  on. 
  Mexican 
  lichens. 
  Bryologist 
  23: 
  3-4- 
  24 
  

   Mr 
  1920, 
  

  

  Hitchcock, 
  A. 
  S. 
  Botany 
  in 
  British 
  Guiana. 
  The 
  Daily 
  Argosy 
  for 
  

   Jan. 
  31, 
  1920. 
  Georgetown, 
  B. 
  G. 
  

  

  