"species"=>"castane sativa","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"tamme kastanje","start_date"=>"1920","circumference"=>"2,39","ref:boomnummer"=>"01.55.890.0640"
"species"=>"castane sativa","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"tamme kastanje","start_date"=>"1950","circumference"=>"1,57","ref:boomnummer"=>"01.55.890.0650"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0240"
"species"=>"acer saccharum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"suikeresdoorn","start_date"=>"1930","circumference"=>"2,45","ref:boomnummer"=>"01.55.890.0340"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0330"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0380"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0320"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0410"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0440"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0450"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1990","circumference"=>"0,94","ref:boomnummer"=>"01.55.890.0480"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0230"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1990","circumference"=>"0,94","ref:boomnummer"=>"01.55.890.0500"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0310"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1990","circumference"=>"0,94","ref:boomnummer"=>"01.55.890.0510"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0390"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0400"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0540"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0550"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0420"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0560"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0430"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1990","circumference"=>"0,94","ref:boomnummer"=>"01.55.890.0470"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0570"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1990","circumference"=>"0,94","ref:boomnummer"=>"01.55.890.0490"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0220"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1990","circumference"=>"0,94","ref:boomnummer"=>"01.55.890.0520"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0600"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0530"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0620"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0300"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0580"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0590"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0610"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1930","circumference"=>"2,36","ref:boomnummer"=>"01.55.890.0630"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0210"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0290"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0200"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0280"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0270"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0190"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0260"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0180"
"species"=>"fagus sylvatica 'atropurpurea'","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"bruine beuk","start_date"=>"1881","circumference"=>"3,01","ref:boomnummer"=>"01.55.890.0160"
"species"=>"acer pseudoplatanus","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"gewone esdoorn","start_date"=>"1930","circumference"=>"2,39","ref:boomnummer"=>"01.55.890.0150"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0250"
"species"=>"acer saccharinum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilveresdoorn","start_date"=>"1930","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0170"
"species"=>"robinia pseudoacacia","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"gewone acacia","start_date"=>"1891","circumference"=>"3,36","ref:boomnummer"=>"01.55.890.0120"
"species"=>"robinia pseudoacacia","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"gewone acacia","start_date"=>"1891","circumference"=>"2,98","ref:boomnummer"=>"01.55.890.0130"
"species"=>"robinia pseudoacacia","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"gewone acacia","start_date"=>"1891","circumference"=>"2,67","ref:boomnummer"=>"01.55.890.0140"
"species"=>"tilia tomentosa","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"zilverlinde","start_date"=>"1910","circumference"=>"2,95","ref:boomnummer"=>"01.55.890.0110"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1881","circumference"=>"3,93","ref:boomnummer"=>"01.55.890.0370"
"species"=>"pterocarya fraxinifolia","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"gewone vleugelnoot","start_date"=>"1900","circumference"=>"3,14","ref:boomnummer"=>"01.55.890.0350"
"species"=>"acer platanoides","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"noorse esdoorn","start_date"=>"1900","circumference"=>"2,1","ref:boomnummer"=>"01.55.890.0100"
"species"=>"acer platanoides","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"noorse esdoorn","start_date"=>"1900","circumference"=>"2,48","ref:boomnummer"=>"01.55.890.0090"
"species"=>"acer palmatum","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"japanse esdoorn","start_date"=>"1900","circumference"=>"0,94","ref:boomnummer"=>"01.55.890.0360"
"species"=>"acer platanoides","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"noorse esdoorn","start_date"=>"1900","circumference"=>"2,67","ref:boomnummer"=>"01.55.890.0080"
"species"=>"acer platanoides","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"noorse esdoorn","start_date"=>"1900","circumference"=>"2,67","ref:boomnummer"=>"01.55.890.0070"
"species"=>"liriodendron tulipifera","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"tulpeboom","start_date"=>"1950","circumference"=>"2,51","ref:boomnummer"=>"01.55.890.0030"
"species"=>"fagus sylvatica","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"groene beuk","start_date"=>"1907","circumference"=>"0,79","ref:boomnummer"=>"01.55.890.0020"
"species"=>"fagus sylvatica 'atropurpurea'","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"bruine beuk","start_date"=>"1920","circumference"=>"2,51","ref:boomnummer"=>"01.55.890.0060"
"species"=>"fagus sylvatica","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"groene beuk","start_date"=>"1950","circumference"=>"2,2","ref:boomnummer"=>"01.55.890.0710"
"species"=>"fagus sylvatica 'atropurpurea'","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"bruine beuk","start_date"=>"1881","circumference"=>"3,17","ref:boomnummer"=>"01.55.890.0050"
"species"=>"fagus sylvatica","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"groene beuk","start_date"=>"1930","circumference"=>"2,51","ref:boomnummer"=>"01.55.890.0690"
"species"=>"fagus sylvatica","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"groene beuk","start_date"=>"1930","circumference"=>"2,51","ref:boomnummer"=>"01.55.890.0700"
"species"=>"fagus sylvatica 'atropurpurea'","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"bruine beuk","start_date"=>"1881","circumference"=>"3,17","ref:boomnummer"=>"01.55.890.0040"
"species"=>"quercus rubra","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"amerkaanse eik","start_date"=>"1920","circumference"=>"2,83","ref:boomnummer"=>"01.55.890.0670"
"species"=>"platanus hispanica","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"plataan","start_date"=>"1920","circumference"=>"2,7","ref:boomnummer"=>"01.55.890.0680"
"species"=>"quercus rubra","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"amerkaanse eik","start_date"=>"1920","circumference"=>"3,08","ref:boomnummer"=>"01.55.890.0660"
"species"=>"quercus robur","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"inlandse eik","start_date"=>"1900","circumference"=>"3,2","ref:boomnummer"=>"01.55.880.0060"
"species"=>"fagus sylvatica","leaf_type"=>"broadleaved","protected"=>"yes","species:nl"=>"groene beuk","start_date"=>"1890","circumference"=>"3,99","ref:boomnummer"=>"01.55.914.0010"