East Dean Park Wood

Site of Special Scientific Interest · 50.8990, -0.7208

Condition (Natural England)

Unfavourable Declining (1)
UnitFeatureConditionArea (ha)Assessed
SU900118 Unfavourable Declining 17.81 2022-03-23

Geology & landscape

Rock Type: Chalk

Description

Area, 18.21 ha. 44.99 ac. Description East Dean Park Wood is one of very few remaining examples of a chalk dry valley wood supporting a nationally important epiphytic flora, once frequent in sheltered West Sussex chalk woodlands, but now extremely rare. The site lies on an area of deep calcareous loams to the south of East Dean village. Much of the woodland was formerly a mediaeval deer park but many areas have been converted to coppice or replanted, although remnants of high forest remain. The ground flora is extremely rich and over 100 species of woodland plant have been recorded here, including a number indicative of ancient woodland; that is, areas of land which have been continuously wooded since the middle of the 18th century or before. Typical species include dog’s mercury Mercurialis perennis, spurge laurel Daphne laureola, yellow archangel Lamiastrum galeobdolon, bluebell Hyacinthoides non-scripta, early purple orchid Orchis mascula and sanicle Sanicula europaea. Most of the site consists of hazel Corylus avellana or sweet chestnut Castanea sativa coppice, with pedunculate oak Quercus robur and ash Fraxinus excelsior standards. Silver birch Betula pendula and beech Fagus sylvatica are also present, but it is largely the oak and ash standards which support the outstanding assemblage of epiphytes. This includes over 80 lichen species and 44 bryophytes mosses and liverworts. The wood is one of the last remaining sites in Sussex for the 'old forest' lichens Lobaria pulmonaria and Sticta limbata. Notable bryophyte species include the moss Leucodon sciuroides and the liverwort Frullania tamarisci.

Species mentioned

English name
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Latin name
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IUCN / Red List Type Family
bluebell Hyacinthoides non-scripta LC herb liliaceae
yellow archangel Lamiastrum galeobdolon LC herb lamiaceae
dog's mercury Mercurialis perennis LC herb euphorbiaceae
early purple orchid Orchis mascula LC herb orchidaceae
sanicle Sanicula europaea LC herb apiaceae
tree lungwort Lobaria pulmonaria LC lichen no common name
floury sticta Sticta limbata LC lichen no common name
tamarisk scalewort Frullania tamarisci LC liverwort jungermanniales
squirrel tail moss Leucodon sciuroides LC moss hypnales
spurge laurel Daphne laureola LC shrub thymelaeaceae
birch Betula pendula LC tree betulaceae
sweet chestnut Castanea sativa LC tree fagaceae
hazel Corylus avellana LC tree corylaceae
beech Fagus sylvatica LC tree fabiaceae
ash Fraxinus excelsior LC tree oleaceae
common oak Quercus robur LC tree fagaceae