﻿^32 
  BOTAxicAi. 
  GAZETTE. 
  [September, 
  

  

  the 
  ^vork 
  which 
  is 
  now 
  being 
  prosecuted 
  in 
  the 
  various 
  cen- 
  

   ters, 
  together 
  with 
  mention 
  of 
  a 
  number 
  of 
  the 
  specialists 
  

   and 
  their 
  investigations. 
  

  

  Mr. 
  B. 
  E. 
  Fernow, 
  chief 
  of 
  the 
  Forestrv 
  Division 
  of 
  the 
  

   Department 
  of 
  Agriculture, 
  called 
  attention 
  to 
  the 
  subject 
  of 
  

   nomenclature, 
  speaking 
  of 
  the 
  movement 
  for 
  the 
  registration 
  

   of 
  names 
  of 
  varieties 
  of 
  cultivated 
  plants 
  and 
  the 
  necessity 
  

   of 
  Its 
  direction 
  by 
  botanists 
  ; 
  of 
  the 
  present 
  condition 
  of 
  the 
  

   nomenclature 
  of 
  trees, 
  and 
  of 
  his 
  intention 
  to 
  prepare 
  a 
  

   check-hst 
  of 
  arboreous 
  plants, 
  embodying 
  common 
  as 
  well 
  

   as 
  scientific 
  names, 
  in 
  which 
  he 
  asks 
  the 
  assistance 
  of 
  botan- 
  

   ists. 
  He 
  closed 
  with 
  an 
  enumeration 
  of 
  the 
  changes 
  in 
  the 
  

   nomenclature 
  of 
  the 
  common 
  trees. 
  

  

  Pw 
  ^' 
  ^- 
  Weed, 
  of 
  the 
  Agricultural 
  Experiment 
  Station 
  

   ot 
  Ohio, 
  spoke 
  of 
  a 
  new 
  eastern 
  station 
  for 
  Actinella 
  acaulis 
  

   (a 
  distinctively 
  western 
  composite) 
  at 
  Lakeside, 
  0. 
  Dr. 
  

   -Kes^ey 
  mentioned 
  the 
  occurrence 
  of 
  this 
  plant 
  on 
  the 
  buttes 
  

  

  -"^ebraska 
  and 
  its 
  entire 
  absence 
  on 
  the 
  plains. 
  

  

  Weed 
  

  

  borers 
  afforded 
  by 
  the 
  milky 
  juice 
  of 
  certain 
  plants. 
  Dr. 
  

   miiui 
  had 
  received 
  from 
  a 
  Grecian 
  botanist 
  an 
  account 
  of 
  

   similar 
  protection 
  to 
  the 
  fig 
  tree 
  against 
  its 
  insect 
  enemies. 
  

  

  v' 
  f'J' 
  ^^^' 
  ^^ 
  the 
  Agricultural 
  College 
  of 
  Michigan, 
  

   spoKe.ot 
  the 
  tubercles 
  occurring 
  on 
  the 
  larger 
  roots 
  of 
  Cea- 
  

   nothus 
  Americanus. 
  Dr. 
  Britton 
  mentioned 
  a 
  similar 
  obser- 
  

  

  -^r. 
  inurber 
  on 
  Rhexia 
  Vi 
  

  

  TnZuf 
  °V^'^ 
  g^"^« 
  Bacterium, 
  as 
  has 
  been 
  done 
  by 
  

   some 
  bacteriologists. 
  He 
  pointed 
  out 
  the 
  characteristics 
  of 
  

   rne 
  genus. 
  

  

  to 
  r^!^^^' 
  ''""Pl^ncements 
  by 
  the 
  secretary, 
  the 
  club 
  adjourned 
  

   to 
  9 
  A. 
  M. 
  Friday. 
  -^ 
  

  

  scHW^'k 
  '\;^^'?;^'^ 
  ^^— 
  A 
  new 
  hollyhock 
  disease 
  was 
  de- 
  

   he 
  inn{ 
  P 
  ^n 
  ^^'' 
  ^'^^ 
  Southworth. 
  It 
  is 
  due 
  to 
  a 
  fungus 
  o 
  

   desifnat?. 
  Colletotnchium, 
  a 
  new 
  species 
  which 
  the 
  author 
  

   Ss 
  of 
  ., 
  ^^: 
  ^^'^''^- 
  I^ 
  '-attacks 
  the 
  stalk, 
  petiole 
  an^ 
  

   of 
  'fto 
  iST^''?.'^ 
  grown 
  plants 
  chiefly 
  and 
  causes 
  a 
  los> 
  

   Bordeaux^^r; 
  ^""^ 
  experiment 
  seems 
  to 
  indicate 
  that 
  the 
  

  

  Prof 
  ft" 
  "'^>' 
  P^o^'e 
  effective 
  in 
  combatdng 
  it- 
  

   Experiment 
  kT'^^^'^.'^i^"^''' 
  ^^^^^^^^^ 
  ^^ 
  '^' 
  Agricultura 
  

   thepal^aand 
  w"i^^^^""^«^^^' 
  ^P^ke 
  of 
  the 
  nature 
  o 
  

   were 
  r 
  Th.\ 
  .r^"' 
  ^" 
  g'-^^^^^s- 
  The 
  conclusions 
  dra^ 
  

   with 
  'tho'se 
  vvhth 
  K 
  ^-^^^^^ 
  '^'^ 
  ^™^ 
  prophylla, 
  homologou 
  

  

  nose 
  which 
  begin 
  the 
  culm 
  branches, 
  their 
  structure 
  

  

  