British NVC community OV26 (Epilobium hirsutum community) is one of the open habitat

Vegetation of open habitats in the British National Vegetation Classification system

This article gives an overview of the plant communities formed by vegetation of open habitats in the British National Vegetation Classification system.-Introduction:...

 communities in the British National Vegetation Classification

British National Vegetation Classification

The British National Vegetation Classification or NVC is a system of classifying natural habitat types in Great Britain according to the vegetation they contain....

 system. It is one of four tall-herb weed communities.

This community is found throughout lowland Britain.

There are five subcommunities.

Community composition

The following constant species are found in this community:

• Great willowherb (Epilobium hirsutum
  Epilobium hirsutum
  Epilobium hirsutum is a flowering plant belonging to the willowherb genus Epilobium in the family Onagraceae. It is commonly known as the great willowherb, great hairy willowherb or hairy willowherb. Local names include codlins-and-cream, apple-pie and cherry-pie.It is a tall, perennial plant,...
  
  )
• Common nettle (Urtica dioica)

There are no rare species associated with the community.

Distribution

This community is found throughout lowland Britain. It occurs on moist, but not waterlogged soils, and is one of the transitional vegetation types around open water and alongside lowland streams; it is often found on damp verges and in ditches alongside roads and tracks.

Subcommunities

There are five subcommunities:

• the Juncus effusus - Ranunculus repens subcommunity
• the Phragmites australis - Iris pseudacorus subcommunity
• the Filipendula ulmaria - Angelica sylvestris subcommunity
• the Arrhenatherum elatius - Heracleum sphondylium subcommunity
• the Urtica dioica - Cirsium arvense subcommunity