An oak–heath forest is a

plant community A plant community is a collection or association of plant species within a designated geographical unit, which forms a relatively uniform patch, distinguishable from neighboring patches of different vegetation types. The components of each plant ...

association and type of

forest A forest is an area of land dominated by trees. Hundreds of definitions of forest are used throughout the world, incorporating factors such as tree density, tree height, land use, legal standing, and ecological function. The United Nations' ...

ecology Ecology () is the study of the relationships between living organisms, including humans, and their physical environment. Ecology considers organisms at the individual, population, community, ecosystem, and biosphere level. Ecology overl ...

. It is a

deciduous forest In the fields of horticulture and Botany, the term ''deciduous'' () means "falling off at maturity" and "tending to fall off", in reference to trees and shrubs that seasonally shed leaves, usually in the autumn; to the shedding of petals, ...

type of well-drained, acidic soils, characterized by oaks (''

Quercus An oak is a tree or shrub in the genus ''Quercus'' (; Latin "oak tree") of the beech family, Fagaceae. There are approximately 500 extant species of oaks. The common name "oak" also appears in the names of species in related genera, notably ...

'') and plants of the heath family (

Ericaceae The Ericaceae are a family of flowering plants, commonly known as the heath or heather family, found most commonly in acidic and infertile growing conditions. The family is large, with c.4250 known species spread across 124 genera, making it th ...

). It is commonly found in the high elevations of the eastern United States. Such forest areas typically have a dense fibrous root layer at the surface of the soil, and in many areas predominate on south-facing or southwest-facing slopes. Many of the existing oak–heath forests once featured American chestnut as an important canopy species.''The Natural Communities of Virginia Classification of Ecological Community Groups'' (Version 2.3), Virginia Department of Conservation and Recreation, 2010

Oaks

Oaks (''

'') characteristic of oak–heath associations include white oak (''

Quercus alba An oak is a tree or shrub in the genus ''Quercus'' (; Latin "oak tree") of the beech family, Fagaceae. There are approximately 500 extant species of oaks. The common name "oak" also appears in the names of species in related genera, notably ...

''), black oak (''

Quercus velutina ''Quercus velutina'', the black oak, is a species of oak in the red oak group (''Quercus'' sect. ''Lobatae''), native and widespread in eastern and central North America. It is sometimes called the eastern black oak. ''Quercus velutina'' was p ...

''), scarlet oak (''

Quercus coccinea ''Quercus coccinea'', the scarlet oak, is a deciduous tree in the red oak section ''Lobatae'' of the genus ''Quercus'', in the family Fagaceae. It is primarily distributed in the central and eastern United States. It occurs on dry, sandy, usual ...

''), chestnut oak (''

Quercus prinus ''Quercus montana'', the chestnut oak, is a species of oak in the white oak group, ''Quercus'' sect. ''Quercus''. It is native to the eastern United States, where it is one of the most important ridgetop trees from southern Maine southwest to ...

''), and red oak ('' Quercus rubra'').Schafale, M. P. and A. S. Weakley. 1990. ''Classification of the natural communities of North Carolina: third approximation''. North Carolina Natural Heritage Program, North Carolina Division of Parks and Recreation.

Heaths

Heath A heath () is a shrubland habitat found mainly on free-draining infertile, acidic soils and characterised by open, low-growing woody vegetation. Moorland is generally related to high-ground heaths with—especially in Great Britain—a cooler a ...

plants common to this ecology include mountain-laurel (''

Kalmia latifolia ''Kalmia latifolia'', the mountain laurel, calico-bush, or spoonwood, is a species of flowering plant in the heath family Ericaceae, that is native to the eastern United States. Its range stretches from southern Maine south to northern Florida, ...

''), various blueberries (genus ''

Vaccinium ''Vaccinium'' is a common and widespread genus of shrubs or dwarf shrubs in the heath family (Ericaceae). The fruits of many species are eaten by humans and some are of commercial importance, including the cranberry, blueberry, bilberry (whort ...

''), huckleberries (genus ''

Gaylussacia ''Gaylussacia'' is a genus of about fifty species of flowering plants in the family Ericaceae, native to the Americas, where they occur in eastern North America and in South America in the Andes and the mountains of southeastern Brazil (the majo ...

''), sourwood or sorrel-tree (''

Oxydendrum arboreum ''Oxydendrum arboreum'', the sourwood or sorrel tree, is the sole species in the genus ''Oxydendrum'', in the family Ericaceae. It is native to eastern North America, from southern Pennsylvania south to northwest Florida and west to southern I ...

''), and azaleas and rhododendrons (genus '' Rhododendron''). These are all usually shrubs, except for ''Oxydendron'', which is usually a small tree. There are also heaths that are sub-shrubs, usually trailing on the ground, including teaberry (''

Gaultheria procumbens ''Gaultheria procumbens'', also called the eastern teaberry, the checkerberry, the boxberry, or the American wintergreen, is a species of ''Gaultheria'' native to northeastern North America from Newfoundland west to southeastern Manitoba, and sou ...

'') and trailing arbutus (''

Epigaea repens ''Epigaea repens'', the mayflower, trailing arbutus, or ground laurel, is a low, spreading shrub in the family Ericaceae. It is found from Newfoundland to Florida, west to Kentucky and the Northwest Territories. Description The plant is a slow-g ...

'').

References

Temperate broadleaf and mixed forests in the United States Ecoregions of the United States Forest ecology Forests of the United States {{Ecology-stub