﻿Indhx 
  to 
  American 
  botanical 
  literature 
  551 
  

  

  Harper, 
  R. 
  M. 
  A 
  week 
  in 
  eastern 
  Texas. 
  Bull. 
  Torrey 
  Club 
  47: 
  

   289-317. 
  9 
  Au 
  1920. 
  

  

  Phytogeographic 
  observations. 
  

  

  Haynes, 
  C. 
  C. 
  Illustrations 
  of 
  six 
  species 
  of 
  Riccia, 
  with 
  the 
  original 
  

   descriptions. 
  Bull. 
  Torrey 
  Club 
  47: 
  279-287. 
  pi, 
  10-13. 
  9 
  Au 
  1920. 
  

  

  Hedgcock, 
  G. 
  G. 
  New 
  species 
  and 
  relationships 
  in 
  the 
  genus 
  Coleo- 
  

   sporhim. 
  Mycologia 
  12: 
  182-198. 
  7 
  Au 
  1920. 
  

  

  Includes 
  Feridermlum 
  floridanum, 
  sp. 
  nov., 
  and 
  several 
  new 
  combinations. 
  

  

  Hedgcock, 
  G. 
  G., 
  & 
  Hunt, 
  N. 
  R. 
  Notes 
  on 
  Peridermium 
  

  

  Harknessii 
  

  

  Phytopathology 
  10: 
  395-397- 
  2 
  S 
  1920. 
  

  

  Hearing, 
  W. 
  Systematische 
  und 
  pflanzen-geographische 
  Studien 
  

   liber 
  die 
  BacchariS'ArtQn 
  des 
  aussertropischen 
  Sudamerikas. 
  

   Jahrb. 
  Hamburg. 
  Wissensch. 
  Anst. 
  31 
  (Beih. 
  3): 
  65-173. 
  24 
  F 
  1915. 
  

  

  Includes 
  15 
  new 
  species. 
  

  

  Henry, 
  A., 
  & 
  Flood, 
  M. 
  G. 
  The 
  Douglas 
  firs: 
  a 
  botanical 
  and 
  silvicul- 
  

   tural 
  description 
  of 
  the 
  various 
  species 
  of 
  Pseitdotsuga. 
  Proc. 
  

   Roy. 
  Irish 
  Acad. 
  35 
  B; 
  67-92. 
  pi. 
  12-14. 
  I7 
  My 
  1920. 
  

  

  Herre, 
  A. 
  C. 
  Alaskan 
  Notes. 
  Bryologist 
  23: 
  37-38. 
  14 
  Je 
  1920. 
  

  

  List 
  of 
  lichens 
  collected 
  by 
  H. 
  Heath 
  and 
  F. 
  Hess. 
  

  

  Hitchcock, 
  A. 
  S. 
  Report 
  on 
  a 
  recent 
  trip 
  to 
  British 
  Guiana. 
  Jour. 
  

   N. 
  Y. 
  Bot. 
  Gard. 
  21: 
  129-137. 
  pL 
  248-24g. 
  Jl 
  1920. 
  

  

  Hoehne, 
  F. 
  C. 
  Caracteres 
  botanlcos, 
  hlstoria 
  e 
  cultura 
  das 
  cinchonas. 
  

   PP- 
  i~39- 
  Sao 
  Paulo. 
  1919. 
  

  

  Hoehne, 
  F. 
  C. 
  O 
  que 
  vendem 
  os 
  hervananos 
  da 
  cidade 
  de 
  S. 
  Paulo 
  

  

  [Brazil]. 
  Serv. 
  Sanit. 
  Est. 
  Sao 
  Paulo 
  11. 
  4: 
  1-248. 
  5 
  Ap 
  1920. 
  

   [Illust.] 
  

  

  Hoehne, 
  F. 
  C. 
  Vegetaes 
  anthelminticos 
  ou 
  enumeragao 
  dos 
  vegetaes 
  

   empregados 
  na 
  medicina 
  popular 
  como 
  vermifugos. 
  pp. 
  1-23 
  1. 
  

   Sao 
  Paulo. 
  10 
  Mr 
  1920. 
  [Illust.]' 
  

  

  Hoflfstein, 
  B. 
  H. 
  Notes 
  on 
  henna. 
  Am. 
  Jour. 
  Pharm. 
  92: 
  543-547. 
  

   Au 
  1920. 
  

  

  Holdt, 
  F. 
  V, 
  Die 
  Eticalyptus-'PRdinznng^n 
  in 
  Californlen. 
  Mittell. 
  

   Deutsch. 
  Dendr. 
  Ges. 
  22: 
  80-83. 
  I9I3- 
  

  

  Holm, 
  T. 
  Internal 
  glandular 
  hairs 
  in 
  Dryopteris. 
  Rhodora 
  22 
  : 
  

   89-91, 
  18 
  Je 
  1920. 
  

  

  Holzinger, 
  J. 
  M. 
  Bartramiopsis 
  Lescurii. 
  Bryologist 
  23 
  : 
  35-36. 
  

   14 
  Je 
  1920* 
  

  

  House, 
  H. 
  D. 
  Conservation 
  of 
  wild 
  flowers. 
  Conservatiom§t 
  3; 
  

   119-131- 
  Au 
  1920. 
  [Illust.] 
  

  

  