Woodland and scrub communities (25 communities, prefixed with the letter "W" — 19 classed as woodland, four as scrub and two as 'underscrub')
Mires (38 communities, prefixed "M")
Heaths (22 communities, prefixed "H")
Mesotrophic grasslands (13 communities, prefixed "MG")
Calcicolous grasslands (14 communities, prefixed "CG")
Calcifugous grasslands and montane communities (21 communities, prefixed "U")
Aquatic communities (24 communities, prefixed "A")
Swamps and tall-herb fens (28 communities, prefixed "S")
Salt-marsh communities (28 communities, prefixed "SM")
Shingle, strandline and sand-dune communities (19 communities, prefixed "SD" — one shingle, two strandline and 16 sand-dune communities)
Maritime cliff communities (12 communities, prefixed "MC")
Vegetation of open habitats (42 communities, prefixed "OV")
A full list of these communities, grouped into the above categories, can be found at List of plant communities in the British National Vegetation Classification.