British NVC community W7

NVC community W7 is one of the [Woodland and scrub Terminology used in connection with the British National Vegetation Classification|communities in the British National Vegetation Classification system|woodland] communities in the British National Vegetation Classification system; it is one of seven woodland communities in the NVC classed as "wet woodlands".

Community composition

Alder is often not as abundant as in the previous types. Ash and/or silver birch are frequent with mixtures of common sallow, hazel and hawthorn in the shrub layer. Ground flora includes meadow sweet, yellow pimpernel, lady fern, rough stalked meadow grass, creeping soft grass, creeping buttercup and/or golden saxifrage. These are found on base rich flushes with gleyed mineral soils.

Distribution

It is the commonest alder carr in upland woods; it does occur in the lowlands but often in a rather fragmentary fashion along streams.