﻿228 
  Index 
  to 
  American 
  botanical 
  literature 
  

  

  Quanjer, 
  H. 
  M. 
  The 
  mosaic 
  disease 
  of 
  the 
  Solanaceae, 
  its 
  relation 
  

   ^ 
  to 
  the 
  phloem-necrosis, 
  and 
  Its 
  effect 
  upon 
  potato 
  culture, 
  Phyto- 
  

   pathology 
  lO; 
  35-47- 
  /• 
  1-14- 
  1920. 
  

  

  Rankin, 
  W. 
  M. 
  George 
  Macloskie, 
  Science 
  II. 
  51: 
  180, 
  181. 
  20 
  F 
  

   1920. 
  

  

  Raunkiaer, 
  C. 
  Livsformen 
  hos 
  planter 
  paa 
  ny 
  jord. 
  Danske 
  Vid. 
  

   Selsk. 
  Skrift. 
  VII 
  . 
  8: 
  1-70. 
  1909. 
  

  

  Rehder, 
  Alfred. 
  Tetraplasia, 
  a 
  new 
  genus 
  of 
  Rubiaceae. 
  Jour. 
  

  

  Arnold 
  Arb. 
  l: 
  190-191. 
  1920. 
  

  

  Tetraplasia 
  bijlora, 
  sp. 
  nov. 
  of 
  the 
  Liukiu 
  Islands 
  [Japan], 
  

  

  Rolfe, 
  R. 
  A, 
  Signiatostalix 
  costaricensis. 
  Bot. 
  Mag. 
  IV. 
  15: 
  pL 
  8823. 
  

   D 
  1919. 
  

  

  Rosenbaum, 
  J. 
  Studies 
  with 
  Macrosporium 
  from 
  tomatoes. 
  Phyto- 
  

   pathology 
  10; 
  9-21. 
  pL 
  2-j 
  +/. 
  ^' 
  1920, 
  

  

  Rumbold, 
  C. 
  Causes 
  for 
  the 
  production 
  of 
  pathological 
  xylem 
  in 
  

   the 
  injected 
  trunks 
  of 
  chestnut 
  trees. 
  Phytopathology 
  10: 
  23- 
  

   33- 
  pl' 
  4. 
  5- 
  1920. 
  

  

  w 
  

  

  Rumbold, 
  C. 
  The 
  injection 
  of 
  chemicals 
  into 
  chestnut 
  trees. 
  Am. 
  

   Jour. 
  Bot. 
  7: 
  1-20./. 
  j-7. 
  25 
  F 
  1920. 
  

  

  Sahni, 
  B. 
  On 
  certain 
  archaic 
  features 
  in 
  the 
  seed 
  of 
  Taxus 
  baccata, 
  

   with 
  remarks 
  on 
  the 
  antiquity 
  of 
  the 
  Taxineae. 
  Ann. 
  Bot. 
  34: 
  

   117-133./. 
  /-/. 
  Ja 
  1920. 
  

  

  SchaflFner, 
  J. 
  H, 
  Dieciousness 
  in 
  Thalictrtim 
  dasycarptim. 
  Ohio. 
  

   Jour. 
  Sci. 
  20: 
  25-34. 
  ^5 
  J^ 
  1920. 
  

  

  Schodde, 
  D. 
  E. 
  Polemoniaceae 
  of 
  Ohio. 
  Ohio 
  Jour. 
  Sci. 
  20: 
  43-47- 
  

   15 
  Ja 
  1920. 
  

  

  Sesmiour, 
  M. 
  E. 
  Mosses 
  of 
  the 
  Cascade 
  Mountains, 
  Washington, 
  

   collected 
  by 
  J. 
  A. 
  Allen. 
  Bryologist 
  22: 
  85, 
  86. 
  1920. 
  

  

  Shive, 
  J. 
  W. 
  Relation 
  of 
  moisture 
  in 
  solid 
  substrata 
  to 
  physiological 
  

   salt 
  balance 
  for 
  plants 
  and 
  to 
  the 
  relative 
  plant-producing 
  value 
  of 
  

  

  various 
  salt 
  proportions. 
  J 
  

   2 
  Ja 
  1920. 
  

  

  r 
  

  

  Smith, 
  E. 
  R 
  Pollinosis 
  ("Hay-fever"). 
  Jour. 
  Bot- 
  58: 
  40-44. 
  F 
  

  

  1920. 
  

  

  Spratt, 
  A. 
  V. 
  Some 
  anomalies 
  in 
  monocotyledonous 
  roots. 
  Ann. 
  

   Bot. 
  34: 
  99-i<^5- 
  Pl' 
  J- 
  Ja 
  1920. 
  

  

  Studies 
  in 
  Yucca 
  Jilanienlosa, 
  Monstera 
  deliciosa, 
  and 
  several 
  Old 
  World 
  species- 
  

  

  Stevenson, 
  J. 
  A, 
  Enfermedades 
  del 
  Citro 
  in 
  Puerto 
  Rico 
  (cofit). 
  

   Rev. 
  Agr. 
  Puerto 
  Rico 
  3: 
  25-32. 
  D 
  1919. 
  

  

  