﻿Geological 
  Survey 
  of 
  Louisiana, 
  Report, 
  1899 
  

  

  Plate 
  57 
  

  

  ■■"■■ 
  U*f<'M 
  

  

  I 
  f 
  

  

  1' 
  . 
  

  

  

  

  

  

  

  . 
  I 
  

  

  HEARTWOOD 
  SHOWING 
  MYCELIUM 
  

  

  