﻿274 
  Index 
  to 
  American 
  botanical 
  literature 
  

  

  Hitchcock, 
  A. 
  S. 
  The 
  genera 
  of 
  grasses 
  of 
  the 
  United 
  States 
  with 
  

   special 
  reference 
  to 
  the 
  economic 
  species. 
  Bull. 
  U. 
  S. 
  Dept. 
  Agr. 
  

   772: 
  1-288. 
  pi. 
  i-20 
  +/. 
  1-174. 
  20 
  Mr 
  1920. 
  

  

  I 
  new 
  species 
  and 
  T4 
  new 
  combinations. 
  

  

  House, 
  H. 
  D. 
  The 
  vegetation 
  of 
  the 
  eastern 
  end 
  of 
  Oneida 
  Lake. 
  

   Bull. 
  N. 
  Y. 
  State 
  Museum 
  197: 
  61-110. 
  /. 
  5-/2. 
  1916. 
  

  

  List 
  of 
  ferns, 
  conifers 
  and 
  flowering 
  plants. 
  

  

  Hutchinson, 
  J. 
  Caulophyllum 
  tlialictr 
  aides. 
  A 
  " 
  gymnospermous 
  

   dicotyledon. 
  Card. 
  Chron. 
  67: 
  63./. 
  26. 
  7 
  F 
  1920. 
  

  

  Jones, 
  D. 
  F. 
  The 
  effects 
  of 
  inbreeding 
  and 
  crossbreeding 
  upon 
  develop- 
  

   ment. 
  Bull. 
  Conn. 
  Agr. 
  Exper. 
  Sta. 
  207: 
  5-100. 
  pi 
  i- 
  22 
  + 
  /. 
  1-3. 
  

   S 
  1918. 
  

  

  Judd, 
  C. 
  S. 
  The 
  Koa 
  tree. 
  Hawaiian 
  Forest. 
  & 
  Agr. 
  17: 
  30-35. 
  

  

  M 
  

  

  F 
  1920. 
  

  

  4 
  ^ 
  

  

  The 
  effects 
  of 
  alkali 
  on 
  citrus 
  trees 
  

  

  Bull. 
  Agr. 
  Exper. 
  Sta. 
  Calif. 
  318: 
  305-337, 
  J 
  

   Koehler, 
  A. 
  The 
  Identification 
  of 
  mahogany. 
  Jour. 
  For. 
  28: 
  155- 
  

  

  156. 
  F 
  1920. 
  

  

  I 
  ' 
  

  

  Kopeloff, 
  N., 
  & 
  Byall, 
  S. 
  Invertase 
  activity 
  of 
  mold 
  spores 
  as 
  affected 
  

   by 
  concentration 
  and 
  amount 
  of 
  inoculum. 
  Jour. 
  Agr. 
  Research 
  

   18; 
  537-542. 
  16 
  F 
  1920. 
  

  

  Krebs, 
  C. 
  A 
  rare 
  Ohio 
  plant 
  immigrant. 
  Am. 
  Bot. 
  26: 
  1-2. 
  F 
  1920. 
  

  

  Berheris 
  Aqidfolium. 
  

  

  Latham, 
  R. 
  Alusci 
  hosts 
  of 
  Cyphella 
  muscigena 
  Fr. 
  Bryologist 
  23: 
  

   7. 
  24 
  Mr 
  1920. 
  

  

  Plantas 
  utiles 
  de 
  Puerto 
  Rico. 
  Rev. 
  Agr. 
  de 
  Puerto 
  

  

  Legrand 
  

  

  Rico 
  4: 
  5-10. 
  28 
  F 
  1920. 
  

  

  Liese, 
  I. 
  Uber 
  den 
  Heliotropismus 
  der 
  Assimilationszellen 
  einiger 
  

   Marchantiaceen. 
  Ber. 
  Deutschs. 
  Bot. 
  Gesellsch. 
  37- 
  293-098 
  

   /• 
  1-4- 
  25 
  Jl 
  1919. 
  

  

  Lmgelsheim, 
  A. 
  Notizen 
  uber 
  Fm^in«,. 
  Mitteil. 
  Deutsch. 
  Dendr 
  

   Gesellsch. 
  28: 
  78-82. 
  1919. 
  

  

  Lloyd, 
  C. 
  G. 
  Mycological 
  notes 
  61: 
  877-903. 
  pL 
  124-13^. 
  Q 
  1919. 
  

   Lloyd, 
  J. 
  U. 
  Colorophyl 
  complexities. 
  Am. 
  Tour. 
  Phar. 
  02- 
  tto-tt. 
  

  

  F 
  1920. 
  

   J 
  

  

  I 
  

  

  The 
  nature 
  of 
  the 
  directive 
  influence 
  of 
  gravity 
  on 
  the 
  

   arrangement 
  of 
  organs 
  in 
  regeneration. 
  Jour. 
  Gen. 
  Physiol. 
  2- 
  

   373-386. 
  /, 
  i-Q. 
  16 
  Ja 
  1920. 
  

  

  