﻿84 
  Index 
  to 
  American 
  botanical 
  literature 
  

  

  Hieronymus, 
  G. 
  Asplemortim 
  species 
  novae 
  et 
  non 
  satis 
  notae. 
  Be- 
  

   schreibungen 
  von 
  neuen 
  Arten 
  und 
  Bemerkungen 
  zu 
  alteren 
  Arten 
  

   der 
  Gattung 
  Asplenium. 
  Hedwigia 
  60: 
  210-266. 
  8 
  F 
  19^9- 
  

  

  Eighteen 
  new 
  American 
  species 
  are 
  described. 
  

  

  Hoagland, 
  D, 
  R. 
  . 
  Relation 
  of 
  nutrient 
  solution 
  to 
  composition 
  and 
  

  

  reaction 
  of 
  cell 
  sap 
  of 
  barley. 
  Bot. 
  Gaz, 
  68: 
  297-304. 
  16 
  1919- 
  

  

  Hochreutiner, 
  B, 
  P. 
  G, 
  Monographia 
  generis 
  Anodae. 
  Ann. 
  Conserv. 
  

  

  Jard. 
  Bot. 
  Geneve 
  20: 
  29-6 
  

  

  Three 
  new 
  species 
  are 
  described. 
  

  

  15 
  S 
  1916. 
  

  

  Hochreutiner, 
  B. 
  P. 
  G. 
  . 
  Theaceae 
  novae. 
  Ann. 
  Conserv, 
  Jard. 
  Bot. 
  

   Geneve 
  20: 
  190-194. 
  I 
  N 
  1917. 
  

  

  Ternstroemia 
  minorijlora 
  from 
  Peru 
  and 
  T, 
  Hemsleyi 
  from 
  Mexico, 
  spp. 
  nov. 
  

   are 
  described- 
  ^ 
  

  

  HoUick, 
  A. 
  The 
  story 
  of 
  the 
  Bartram 
  oak. 
  Sci. 
  Am. 
  121 
  : 
  422, 
  429-432. 
  

  

  25 
  O 
  1919. 
  

   Holm, 
  T. 
  Studies 
  in 
  the 
  Cyperacea^-XXVII. 
  Notes 
  on 
  Carex 
  

  

  podocarpa 
  R. 
  Br., 
  C. 
  montanensis 
  Bail., 
  C. 
  venusttda 
  Holm, 
  C. 
  

  

  Lemmoni 
  W. 
  Boott., 
  and 
  C. 
  aeg^iia 
  Clarke. 
  Am. 
  Jour. 
  Sci. 
  IV. 
  48: 
  

  

  17-26. 
  /. 
  J-12. 
  Jl 
  1919. 
  

   Howe, 
  I. 
  A. 
  November 
  flowers 
  in 
  northern 
  Vermont. 
  Rhodora 
  21: 
  

  

  170. 
  28 
  1919. 
  

  

  Jones, 
  D. 
  F. 
  Hybrid 
  vigor 
  and 
  its 
  meaning. 
  Sci. 
  Am. 
  121: 
  230, 
  231*- 
  

  

  241. 
  6 
  S 
  1919. 
  

   Keene, 
  M, 
  L. 
  Studies 
  of 
  zygospore 
  formation 
  in 
  Phycomyces 
  nitens 
  

  

  Kunze. 
  Trans. 
  Wisconsin 
  Acad. 
  Sci. 
  19: 
  1195-122P. 
  pL 
  16-I0* 
  

  

  1919. 
  

  

  Kempton, 
  F. 
  E. 
  Origin 
  and 
  development 
  of 
  the 
  pycnidium. 
  Bot. 
  

   Gaz. 
  68: 
  233-261. 
  pL 
  1^-22. 
  16 
  1919- 
  

  

  King, 
  C. 
  M., 
  and 
  others. 
  Blooming 
  time 
  of 
  Iowa 
  plants, 
  1918. 
  Trans. 
  

   Iowa 
  Hprt. 
  Soc. 
  53: 
  226-230. 
  1918. 
  

  

  Knowlton, 
  C. 
  H., 
  & 
  Deane, 
  W. 
  Reports 
  on 
  the 
  flora 
  of 
  the 
  Boston 
  

   district,— 
  XXX. 
  Rhodora 
  21: 
  78-83. 
  9 
  My 
  1919; 
  — 
  X.XXL 
  Rho- 
  

   dora 
  2i: 
  125-128. 
  19 
  Jl 
  1919- 
  

  

  Laufer, 
  B. 
  Sino-Iranical 
  Chinese 
  contributions 
  to 
  the 
  history 
  of 
  civiliza- 
  

   tion 
  in 
  ancient 
  Iran 
  with 
  special 
  reference 
  to 
  the 
  history 
  of 
  culti- 
  

   vated 
  plants 
  and 
  products. 
  Field 
  Mus. 
  Nat. 
  Hist. 
  Publ. 
  201: 
  

   185-630. 
  1919. 
  

  

  Lay, 
  C. 
  D., 
  & 
  Wheelwright, 
  R. 
  A 
  check-list 
  of 
  plants 
  mentioned 
  in 
  

   the 
  Arnold 
  Arhoretum 
  bulletins. 
  Landscape 
  Arch. 
  10: 
  1-53- 
  

   O 
  1919. 
  

  

  