"genus"=>"Pterocarya","species"=>"Pterocarya fraxinifolia","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"263:1850"
"genus"=>"Ulmus","species"=>"Ulmus hollandica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1964","source:date"=>"2015-08-26","ref:lwdtrees"=>"315:2370"
"genus"=>"Ulmus","species"=>"Ulmus hollandica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1964","source:date"=>"2015-08-26","ref:lwdtrees"=>"89:2450"
"genus"=>"Ulmus","species"=>"Ulmus hollandica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1964","source:date"=>"2015-08-26","ref:lwdtrees"=>"964:1740"
"leaf_type"=>"broadleaved","denotation"=>"urban","leaf_cycle"=>"deciduous"
"genus"=>"Platanus","species"=>"Platanus x hispanica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"504:2440"
"genus"=>"Acer","species"=>"Acer platanoides","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"580:1940"
"genus"=>"Ulmus","species"=>"Ulmus hollandica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"179:2250"
"genus"=>"Ulmus","species"=>"Ulmus hollandica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1964","source:date"=>"2015-08-26","ref:lwdtrees"=>"1022:2210"
"genus"=>"Ulmus","species"=>"Ulmus hollandica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1760:2270"
"genus"=>"Ulmus","species"=>"Ulmus hollandica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"932:1300"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"963:2240"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"995:1270"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1742:1260"
"genus"=>"Pterocarya","species"=>"Pterocarya fraxinifolia","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1964","source:date"=>"2015-08-26","ref:lwdtrees"=>"491:2120"
"genus"=>"Ulmus","species"=>"Ulmus hollandica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"906:1080"
"genus"=>"Ulmus","species"=>"Ulmus hollandica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1964","source:date"=>"2015-08-26","ref:lwdtrees"=>"899:660"
"genus"=>"Ulmus","species"=>"Ulmus hollandica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1964","source:date"=>"2015-08-26","ref:lwdtrees"=>"900:700"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1056:2160"
"genus"=>"Acer","species"=>"Acer saccharinum","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1507:330"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1843:720"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1001:640"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"965:2090"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"178:2110"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"171:580"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"581:2080"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1000:590"
"genus"=>"Juglans","taxon"=>"Juglans regia 'Buccaneer'","species"=>"Juglans regia","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"2008","source:date"=>"2015-08-26","ref:lwdtrees"=>"1792:1777"
"genus"=>"Juglans","taxon"=>"Juglans regia 'Buccaneer'","species"=>"Juglans regia","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"2008","source:date"=>"2015-08-26","ref:lwdtrees"=>"139:1778"
"genus"=>"Juglans","taxon"=>"Juglans regia 'Buccaneer'","species"=>"Juglans regia","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"2008","source:date"=>"2015-08-26","ref:lwdtrees"=>"512:1776"
"genus"=>"Quercus","species"=>"Quercus cerris","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"164:631"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"513:1760"
"genus"=>"Quercus","species"=>"Quercus robur","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1457:701"
"genus"=>"Acer","species"=>"Acer pseudoplatanus","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"514:600"
"genus"=>"Quercus","species"=>"Quercus cerris","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"1601:622"
"genus"=>"Populus","species"=>"Populus x canescens","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"322:588"
"genus"=>"Quercus","species"=>"Quercus robur","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"958:634"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"515:603"
"genus"=>"Fagus","species"=>"Fagus sylvatica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"1510:621"
"genus"=>"Pterocarya","species"=>"Pterocarya fraxinifolia","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1966","source:date"=>"2015-08-26","ref:lwdtrees"=>"1133:694"
"genus"=>"Quercus","species"=>"Quercus robur","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"910:585"
"genus"=>"Fagus","species"=>"Fagus sylvatica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1913:691"
"genus"=>"Acer","species"=>"Acer pseudoplatanus","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1966","source:date"=>"2015-08-26","ref:lwdtrees"=>"951:1541"
"genus"=>"Pinus","species"=>"Pinus nigra","leaf_type"=>"needleleaved","leaf_cycle"=>"evergreen","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"909:582"
"genus"=>"Populus","species"=>"Populus x canescens","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1939","source:date"=>"2015-08-26","ref:lwdtrees"=>"112:580"
"genus"=>"Aesculus","taxon"=>"Aesculus hippocastanum 'Baumannii'","species"=>"Aesculus hippocastanum","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"1844:650"
"genus"=>"Aesculus","taxon"=>"Aesculus hippocastanum 'Baumannii'","species"=>"Aesculus hippocastanum","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"1002:655"
"genus"=>"Aesculus","taxon"=>"Aesculus hippocastanum 'Baumannii'","species"=>"Aesculus hippocastanum","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"2003:1522"
"genus"=>"Pterocarya","species"=>"Pterocarya fraxinifolia","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"733:1544"
"genus"=>"Fagus","species"=>"Fagus sylvatica","leaf_type"=>"broadleaved","denotation"=>"natural_monument","leaf_cycle"=>"deciduous","start_date"=>"1934","source:date"=>"2015-08-26","ref:lwdtrees"=>"1983:1720"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"907:1546"
"genus"=>"Acer","species"=>"Acer saccharinum","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"44:610"
"genus"=>"Aesculus","taxon"=>"Aesculus hippocastanum 'Baumannii'","species"=>"Aesculus hippocastanum","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"503:1520"
"genus"=>"Aesculus","taxon"=>"Aesculus hippocastanum 'Baumannii'","species"=>"Aesculus hippocastanum","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"129:1521"
"genus"=>"Salix","taxon"=>"Salix x sepulcralis 'Chrysocoma'","species"=>"Salix x sepulcralis","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"1804:1480"
"genus"=>"Populus","species"=>"Populus x canescens","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1939","source:date"=>"2015-08-26","ref:lwdtrees"=>"368:144"
"genus"=>"Quercus","species"=>"Quercus palustris","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"502:1500"
"genus"=>"Salix","taxon"=>"Salix x sepulcralis 'Chrysocoma'","species"=>"Salix x sepulcralis","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"175:1481"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1929","source:date"=>"2015-08-26","ref:lwdtrees"=>"986:74"
"genus"=>"Acer","species"=>"Acer saccharinum","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"842:1525"
"genus"=>"Quercus","species"=>"Quercus cerris","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1929","source:date"=>"2015-08-26","ref:lwdtrees"=>"959:140"
"genus"=>"Quercus","species"=>"Quercus cerris","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1951","source:date"=>"2015-08-26","ref:lwdtrees"=>"2026:1551"
"genus"=>"Fagus","species"=>"Fagus sylvatica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"1005:77"
"genus"=>"Populus","species"=>"Populus x canadensis","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1929","source:date"=>"2015-08-26","ref:lwdtrees"=>"1004:10"
"genus"=>"Tilia","species"=>"Tilia x europaea","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"120:72"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"1006:78"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","denotation"=>"natural_monument","leaf_cycle"=>"deciduous","start_date"=>"1929","source:date"=>"2015-08-26","ref:lwdtrees"=>"1038:70"
"genus"=>"Styphnolobium","species"=>"Styphnolobium japonica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"1916:741"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"1915:730"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"1914:720"
"genus"=>"Taxodium","species"=>"Taxodium distichum","leaf_type"=>"needleleaved","leaf_cycle"=>"evergreen","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"1910:520"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"1003:510"
"genus"=>"Acer","species"=>"Acer campestre","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1939","source:date"=>"2015-08-26","ref:lwdtrees"=>"937:1451"
"genus"=>"Acer","species"=>"Acer pseudoplatanus","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"1661:761"
"genus"=>"Quercus","species"=>"Quercus cerris","leaf_type"=>"broadleaved","denotation"=>"natural_monument","leaf_cycle"=>"deciduous","start_date"=>"1929","source:date"=>"2015-08-26","ref:lwdtrees"=>"1078:1401"
"genus"=>"Salix","taxon"=>"Salix x sepulcralis 'Chrysocoma'","species"=>"Salix x sepulcralis","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1939","source:date"=>"2015-08-26","ref:lwdtrees"=>"936:1450"
"genus"=>"Tilia","taxon"=>"Tilia x europaea 'Euchlora'","species"=>"Tilia x europaea","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"876:768"
"genus"=>"Acer","species"=>"Acer campestre","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"976:1453"
"genus"=>"Fagus","species"=>"Fagus sylvatica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1939","source:date"=>"2015-08-26","ref:lwdtrees"=>"143:1397"
"leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous"
"genus"=>"Acer","species"=>"Acer platanoides","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1939","source:date"=>"2015-08-26","ref:lwdtrees"=>"1082:769"
"genus"=>"Acer","species"=>"Acer pseudoplatanus","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1458:755"
"genus"=>"Acer","species"=>"Acer campestre","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1939","source:date"=>"2015-08-26","ref:lwdtrees"=>"1179:1660"
"leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous"
"genus"=>"Quercus","species"=>"Quercus robur","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"918:805"
"genus"=>"Acer","species"=>"Acer saccharinum","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1939","source:date"=>"2015-08-26","ref:lwdtrees"=>"1662:767"
"genus"=>"Acer","species"=>"Acer pseudoplatanus","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"1527:736"
"genus"=>"Ginkgo","species"=>"Ginkgo biloba","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1939","source:date"=>"2015-08-26","ref:lwdtrees"=>"270:790"
"genus"=>"Acer","species"=>"Acer pseudoplatanus","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"323:800"
"genus"=>"Tilia","taxon"=>"Tilia x europaea 'Euchlora'","species"=>"Tilia x europaea","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1911:765"
"genus"=>"Platanus","species"=>"Platanus x hispanica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1083:1150"
"genus"=>"Acer","species"=>"Acer saccharinum","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"1660:756"
"genus"=>"Fagus","species"=>"Fagus sylvatica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"174:1393"
"leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous"
"genus"=>"Fagus","species"=>"Fagus sylvatica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"484:552"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"864:757"
"genus"=>"Ginkgo","species"=>"Ginkgo biloba","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"1178:792"
"genus"=>"Carpinus","species"=>"Carpinus betulus","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"919:806"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"173:1310"
"genus"=>"Acer","species"=>"Acer pseudoplatanus","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1917:750"
"genus"=>"Acer","species"=>"Acer platanoides","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1942","source:date"=>"2015-08-26","ref:lwdtrees"=>"1663:775"
"genus"=>"Platanus","species"=>"Platanus x hispanica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1939","source:date"=>"2015-08-26","ref:lwdtrees"=>"920:810"
"genus"=>"Fraxinus","species"=>"Fraxinus execlsior","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"921:1300"
"genus"=>"Populus","species"=>"Populus x canescens","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1939","source:date"=>"2015-08-26","ref:lwdtrees"=>"505:1650"
"genus"=>"Carpinus","species"=>"Carpinus betulus","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1950","source:date"=>"2015-08-26","ref:lwdtrees"=>"987:1353"
"genus"=>"Ulmus","species"=>"Ulmus hollandica","leaf_type"=>"broadleaved","leaf_cycle"=>"deciduous","start_date"=>"1970","source:date"=>"2015-08-26","ref:lwdtrees"=>"1733:1480"
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