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CEGL007804 Quercus laurifolia - Liquidambar styraciflua - Nyssa biflora - Acer rubrum / Sabal minor Floodplain Forest

Type Concept Sentence: No Data Available


Common (Translated Scientific) Name: Laurel Oak - Sweetgum - Swamp Tupelo - Red Maple / Dwarf Palmetto Floodplain Forest

Colloquial Name: West Gulf Coastal Plain Swamp Tupelo Floodplain Forest

Hierarchy Level:  Association

Type Concept: This forest occurs in active floodplains and in relict stream sloughs in the outer portions of the West Gulf Coastal Plain; this region is sometimes considered the pine flatwoods part of the region. Dominant canopy species are typically Quercus laurifolia, Liquidambar styraciflua, Nyssa biflora, and Acer rubrum. It also appears to occur on flats in a pine flatwood landscape. Sabal minor can be common in the shrub layer.

Diagnostic Characteristics: No Data Available

Rationale for Nominal Species or Physiognomic Features: No Data Available

Classification Comments: This forest occurs in the West Gulf Coastal Plain of southwestern Louisiana and likely eastern Texas, upslope from (and with shorter hydroperiod than) ~Nyssa biflora - Quercus laurifolia / Sphagnum spp. Riparian Forest (CEGL007390)$$. It occurs along small (intermittent) to intermediate streams and along relict stream sloughs in Coastal Plain flatwoods. Examples occur at Backflip Savanna (Allen Parish, Louisiana) and Persimmon Gully (Calcasieu Parish, Louisiana).

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

Physiognomy and Structure: No Data Available

Floristics: Dominant canopy species are typically Quercus laurifolia, Quercus phellos, Liquidambar styraciflua, Nyssa biflora, Fraxinus pennsylvanica, and Acer rubrum. Other characteristic species can include Pinus taeda, Quercus phellos, and Magnolia virginiana. Sabal minor can be common in the shrub layer. Some additional taxa present in a stand from the Davy Crockett National Forest include Campsis radicans, Smilax rotundifolia, Brunnichia ovata, Carex glaucescens, Carex spp., Leersia oryzoides, Juncus coriaceus, and Rhynchospora sp. (NatureServe Ecology unpubl. data). A description attributed to Watson (1979) suggests that eastern Texas examples may be dominated by Quercus laurifolia, Quercus nigra, and Quercus lyrata. The shrub layer characteristically includes substantial Sabal minor.

Dynamics:  No Data Available

Environmental Description:  This forest occurs in active floodplains of small (intermittent) to intermediate streams and in relict stream sloughs in pine flatwoods landscapes of the West Gulf Coastal Plain of southwestern Louisiana (L. Smith pers. comm.) and related environments of eastern Texas. It is found upslope from (and with shorter hydroperiod than) ~Nyssa biflora - Quercus laurifolia / Sphagnum spp. Riparian Forest (CEGL007390)$$.

Geographic Range: This forest occurs in the West Gulf Coastal Plain of Texas and Louisiana..

Nations: US

States/Provinces:  LA, TX




Confidence Level: Low - Poorly Documented

Confidence Level Comments: No Data Available

Grank: G3?

Greasons: No Data Available


Concept Lineage: merged

Predecessors: No Data Available

Obsolete Names: No Data Available

Obsolete Parents: No Data Available

Synonomy: ? Palmetto-hardwood flats (Watson 1979)
< Willow Oak - Laurel Oak/ Bignonia Loamy Wet-Mesic Stream Bottoms (Turner et al. 1999)

Concept Author(s): L.M. Smith

Author of Description: M. Pyne and R.E. Evans

Acknowledgements: No Data Available

Version Date: 05-20-02

  • LNHP [Louisiana Natural Heritage Program]. 2009. Natural communities of Louisiana. Louisiana Natural Heritage Program, Louisiana Department of Wildlife & Fisheries, Baton Rouge. 46 pp. [http://www.wlf.louisiana.gov/sites/default/files/pdf/page_wildlife/6776-Rare%20Natural%20Communities/LA_NAT_COM.pdf]
  • NatureServe Ecology - Southeastern United States. No date. Unpublished data. NatureServe, Durham, NC.
  • Smith, Latimore M. Personal communication. Natural Heritage Program Ecologist. Louisiana Department of Wildlife and Fisheries, Natural Heritage Program, Baton Rouge.
  • Southeastern Ecology Working Group of NatureServe. No date. International Ecological Classification Standard: International Vegetation Classification. Terrestrial Vegetation. NatureServe, Durham, NC.
  • Turner, R. L., J. E. Van Kley, L. S. Smith, and R. E. Evans. 1999. Ecological classification system for the national forests and adjacent areas of the West Gulf Coastal Plain. The Nature Conservancy, Nacogdoches, TX. 95 pp. plus appendices.
  • Watson, G. 1979. Big Thicket plant ecology: An introduction. Big Thicket Museum Publication Series No. 5.