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CEGL006223 Liquidambar styraciflua - Acer rubrum - Nyssa biflora / Carex joorii Swamp Forest

Type Concept Sentence: No Data Available


Common (Translated Scientific) Name: Sweetgum - Red Maple - Swamp Tupelo / Cypress Swamp Sedge Swamp Forest

Colloquial Name: Central Coastal Plain Basin Swamp Forest

Hierarchy Level:  Association

Type Concept: This seasonally flooded hardwood forest community occurs in groundwater basins on the Coastal Plain of Maryland and Virginia. The canopy is of variable closure and is dominated by Liquidambar styraciflua, Acer rubrum, and Nyssa biflora. Associated canopy species include Quercus lyrata, Quercus laurifolia and Diospyros virginiana. The shrub layer is composed of Eubotrys racemosa and scattered Cephalanthus occidentalis. The herbaceous layer is characterized by Carex joorii, Carex striata, Panicum verrucosum, Fimbristylis autumnalis, and others.

Diagnostic Characteristics: No Data Available

Rationale for Nominal Species or Physiognomic Features: No Data Available

Classification Comments: No Data Available

Similar NVC Types: No Data Available
note: No Data Available

Physiognomy and Structure: No Data Available

Floristics: The canopy of stands of this type is of variable closure and is dominated by Liquidambar styraciflua, Acer rubrum, and Nyssa biflora. Associated canopy species include Quercus lyrata, Quercus laurifolia and Diospyros virginiana. The shrub layer is composed of Eubotrys racemosa (= Leucothoe racemosa) and scattered Cephalanthus occidentalis. The herbaceous layer is characterized by Carex joorii, Carex striata, Panicum verrucosum, Fimbristylis autumnalis, and others.

Dynamics:  No Data Available

Environmental Description:  This seasonally flooded hardwood forest community occurs in seasonally flooded groundwater basins on the Coastal Plain of Maryland and Virginia.

Geographic Range: This community is limited to small seasonally flooded depressions of the Coastal Plain of Maryland and Virginia.

Nations: US

States/Provinces:  DE, MD, VA




Confidence Level: High

Confidence Level Comments: No Data Available

Grank: G1G2

Greasons: No Data Available


Concept Lineage: No Data Available

Predecessors: No Data Available

Obsolete Names: No Data Available

Obsolete Parents: No Data Available

Synonomy: = Liquidambar styraciflua - Nyssa biflora / Carex joorii Association (Rawinski 1997)
= Nyssa biflora - Liquidambar styraciflua / Leucothoe racemosa / (Woodwardia virginica) Forest (Fleming and Patterson 2003)
= Nyssa biflora / Carex joorii Woodland (Fleming and Patterson 2003)

Concept Author(s): L.A. Sneddon

Author of Description: L.A. Sneddon

Acknowledgements: No Data Available

Version Date: 11-26-97

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  • Eastern Ecology Working Group of NatureServe. No date. International Ecological Classification Standard: International Vegetation Classification. Terrestrial Vegetation. NatureServe, Boston, MA.
  • Fleming, G. P., K. D. Patterson, and K. Taverna. 2017. The natural communities of Virginia: A classification of ecological community groups and community types. Third approximation. Version 3.0. Virginia Department of Conservation and Recreation, Division of Natural Heritage, Richmond, VA. [http://www.dcr.virginia.gov/natural-heritage/natural-communities/]
  • Fleming, G. P., and K. D. Patterson. 2003. Preliminary vegetation classification for the National Capitol Region parks. Regional (VA-WVA-MD-DC) analysis prepared for NatureServe and USGS-NPS Vegetation Mapping Program, March 2003. Virginia Department of Conservation and Recreation, Division of Natural Heritage, Richmond.
  • Fleming, G. P., and K. D. Patterson. 2011b. Analysis of Coastal Plain / Outer Piedmont bottomlands and non-alluvial wetlands in Virginia, 400 plots. In-house analysis, January 2011. Virginia Department of Conservation and Recreation, Division of Natural Heritage, Richmond.
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  • Harrison, J. W., compiler. 2004. Classification of vegetation communities of Maryland: First iteration. A subset of the International Classification of Ecological Communities: Terrestrial Vegetation of the United States, NatureServe. Maryland Natural Heritage Program, Maryland Department of Natural Resources, Annapolis. 243 pp.
  • Harrison, Jason W. Personal communication. State Community Ecologist, Maryland Wildlife and Heritage Division, Department of Natural Resources, Annapolis, MD.
  • Patterson, K. D. 2008c. Vegetation classification and mapping at Colonial National Historical Park, Virginia. Technical Report NPS/NER/NRTR--2008/129. National Park Service, Philadelphia, PA. 369 pp.
  • Rawinski, T. J. 1997. Vegetation ecology of the Grafton Ponds, York County, Virginia, with notes on waterfowl use. Natural Heritage Technical Report 97-10. Virginia Department of Conservation and Recreation, Division of Natural Heritage, Richmond. 42 pp. plus appendix.