EUNIS habitat type hierarchical view

• A : Marine habitats
  
• B : Coastal habitats
  
• C : Inland surface waters
  
  • C1 : Surface standing waters
    
  • C2 : Surface running waters
    
  • C3 : Littoral zone of inland surface waterbodies
    
• D : Mires, bogs and fens
  
  • D1 : Raised and blanket bogs
    
  • D2 : Valley mires, poor fens and transition mires
    
  • D3 : Aapa, palsa and polygon mires
    
  • D4 : Base-rich fens and calcareous spring mires
    
    • D4.1 : Rich fens, including eutrophic tall-herb fens and calcareous flushes and soaks
      • D4.11 : [Schoenus nigricans] fens
      • D4.12 : [Schoenus ferrugineus] fens
      • D4.13 : Subcontinental [Carex davalliana] fens
      •  D4.14 : Pyrenean [Carex davalliana] fens
      • D4.15 : [Carex dioica], [Carex pulicaris] and [Carex flava] fens
      • D4.16 : [Carex nigra] alkaline fens
      •  D4.17 : [Carex saxatilis] fens
      •  D4.18 : [Carex frigida] fens
      •  D4.19 : British [Carex demissa] - [Saxifraga aizoides] flushes
      •  D4.1A : [Eleocharis quinqueflora] fens
      •  D4.1B : Mediterranean and Central Eurasian small sedge fens
      •  D4.1C : [Carex rostrata] alkaline fens
      •  D4.1D : [Scirpus hudsonianus] ([Trichophorum alpinum]) alkaline fens
      •  D4.1E : [Trichophorum cespitosum] alkaline fens
      •  D4.1F : Middle European [Blysmus compressus] fens
      •  D4.1G : Small herb alkaline fens
      •  D4.1H : Calcareous dunal [Juncus] - sedge fens
      •  D4.1I : Tall herb fens
      •  D4.1J : Icelandic [Carex bigelowii] fens
      •  D4.1K : [Sesleria caerulea] fens
      •  D4.1L : Icelandic [Equisetum palustre] fens
      •  D4.1M : [Myrica gale] scrub on rich fens
      • D4.1N : Hard water spring mires
    • D4.2 : Basic mountain flushes and streamsides, with a rich arctic-montane flora
  • D5 : Sedge and reedbeds, normally without free-standing water
    
  • D6 : Inland saline and brackish marshes and reedbeds
    
• E : Grasslands and lands dominated by forbs, mosses or lichens
  
• F : Heathland, scrub and tundra
  
  • F1 : Tundra
    
    • F1.1 : Shrub tundra
      •  F1.11 : Western shrub tundra
    • F1.2 : Moss and lichen tundra
      •  F1.21 : [Cladonia] - espalier willow tundra
      •  F1.22 : Moss tundra
  • F2 : Arctic, alpine and subalpine scrub
    
    • F2.1 : Subarctic and alpine dwarf willow scrub
      • F2.11 : Boreo-alpine acidocline snow-patch [Salix herbacea] scrub
      • F2.12 : Boreo-alpine calcicline snow-patch [Salix polaris] scrub
      •  F2.13 : Ponto-Caucasian snow-patch dwarf [Salix] scrub
    • F2.2 : Evergreen alpine and subalpine heath and scrub
      • F2.21 : Alpide dwarf ericoid wind heaths
      • F2.22 : Alpide acidocline [Rhododendron] heaths
      • F2.23 : Southern Palaearctic mountain dwarf [Juniperus] scrub
        •  F2.231 : Mountain [Juniperus nana] scrub
        • F2.232 : [Juniperus sabina] scrub
        •  F2.233 : [Juniperus hemisphaerica] scrub
        •  F2.234 : Mountain [Juniperus oxycedrus] scrub
      •  F2.24 : Alpigenic high mountain [Empetrum - Vaccinium] heaths
      • F2.25 : Boreo-alpine and arctic heaths
      • F2.26 : [Bruckenthalia] heaths
      •  F2.27 : Alpide [Arctostaphylos uva-ursi] and [Arctostaphylos alpinus] heaths
      • F2.28 : Alpide [Rhododendron hirsutum] - [Erica] heaths
      • F2.29 : [Dryas octopetala] mats
      • F2.2A : Alpide high mountain dwarf [Vaccinium] heaths
      • F2.2B : Alpide high mountain [Genista] and [Chamaecytisus] heaths
    • F2.3 : Subalpine deciduous scrub
    • F2.4 : Conifer scrub close to the tree limit
  • F3 : Temperate and mediterranean-montane scrub
    
    • F3.1 : Temperate thickets and scrub
    • F3.2 : Submediterranean deciduous thickets and brushes
  • F4 : Temperate shrub heathland
    
  • F5 : Maquis, arborescent matorral and thermo-Mediterranean brushes
    
  • F6 : Garrigue
    
  • F7 : Spiny Mediterranean heaths (phrygana, hedgehog-heaths and related coastal cliff vegetation)
    
    • F7.1 : West Mediterranean spiny heaths
    • F7.2 : Central Mediterranean spiny heaths
    • F7.3 : East Mediterranean phrygana
    • F7.4 : Hedgehog-heaths
  • F8 : Thermo-Atlantic xerophytic scrub
    
  • F9 : Riverine and fen scrubs
    
  • FA : Hedgerows
    
  • FB : Shrub plantations
    
• G : Woodland, forest and other wooded land
  
• H : Inland unvegetated or sparsely vegetated habitats
  
• I : Regularly or recently cultivated agricultural, horticultural and domestic habitats
  
  • I1 : Arable land and market gardens
    
  • I2 : Cultivated areas of gardens and parks
    
    • I2.1 : Large-scale ornamental garden areas
    • I2.2 : Small-scale ornamental and domestic garden areas
    •  I2.3 : Recently abandoned garden areas
• J : Constructed, industrial and other artificial habitats
  
• X : Habitat complexes