﻿Smithsonian 
  Report, 
  1943. 
  — 
  Cook 
  

  

  PLATE 
  8 
  

  

  First 
  Leaves 
  of 
  Hevea 
  Seedlings. 
  

  

  Shown 
  in 
  natural 
  size 
  at 
  the 
  stage 
  reached 
  in 
  plate 
  7 
  (upper) 
  , 
  the 
  lower 
  internodes 
  of 
  the 
  axis 
  not 
  developing 
  

   leaves. 
  The 
  pinnae 
  continue 
  in 
  the 
  drooping 
  position 
  to 
  nearly 
  full 
  size, 
  a 
  habit 
  shared 
  with 
  other 
  plants 
  

   that 
  are 
  specialized 
  to 
  live 
  as 
  undergrowth 
  in 
  tropical 
  forests. 
  The 
  leaves 
  and 
  branches 
  of 
  Hevea 
  are 
  not 
  

   specialized 
  as 
  in 
  Castillo. 
  

  

  