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CEGL004965 Fagus grandifolia - Magnolia grandiflora - Quercus michauxii - Quercus nigra / Rhododendron canescens Forest

Type Concept Sentence: No Data Available


Common (Translated Scientific) Name: American Beech - Southern Magnolia - Swamp Chestnut Oak - Water Oak / Mountain Azalea Forest

Colloquial Name: Florida Parishes Beech - Magnolia Stream Bottom Forest

Hierarchy Level:  Association

Type Concept: This association includes Fagus grandifolia - Magnolia grandiflora forests of small perennial stream bottoms within the range of Pinus palustris; it is described from the central and eastern Florida parishes of Louisiana. This forest is found on knolls and broad flats over acidic silt/sand loams in floodplains of small streams, where it is subject to regular but brief flooding events (typically 1-5 floods each year, lasting from 1-3 days each). These floods usually result from late-winter and early-spring rains. Canopies are diverse, with a mixture of evergreen and deciduous broad-leaved trees. Some pines (sep. Pinus taeda) may be present. The shrub layer is also diverse.

Diagnostic Characteristics: No Data Available

Rationale for Nominal Species or Physiognomic Features: No Data Available

Classification Comments: Reported from Crain''s Creek TNC Preserve (Louisiana), with Magnolia macrophylla and Kalmia latifolia.

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

Physiognomy and Structure: No Data Available

Floristics: Stands of this association are structurally and compositionally very much like ~Fagus grandifolia - Magnolia grandiflora - Pinus glabra - (Magnolia macrophylla) / (Illicium floridanum) Forest (CEGL007460)$$ (as modified by L.M. Smith 11-97), but typically with a significantly greater prevalence of species such as Quercus nigra, Quercus michauxii, Quercus laurifolia, Liquidambar styraciflua, Liriodendron tulipifera, Acer rubrum, Carpinus caroliniana, Symplocos tinctoria, Halesia diptera, Viburnum dentatum, Persea borbonia, Vitis rotundifolia, and Berchemia scandens. The forest usually lacks some species occasionally present in CEGL007460, such as Pinus echinata, Quercus velutina, Euphorbia corollata (and others?). Species common here that are rare to uncommon in CEGL007460 include Rhododendron canescens and Itea virginica (others?). Some stands (e.g., Crain''s Creek TNC Preserve) may contain Magnolia macrophylla and Kalmia latifolia.

Dynamics:  No Data Available

Environmental Description:  This association comprises forests of small perennial stream bottoms, found on knolls and broad flats over acidic silt/sand loams in floodplains of small streams, where examples are subject to regular but brief flooding events (typically 1-5 floods each year, lasting from 1-3 days each). These floods usually result from late-winter and early-spring rains. It is described from the central and eastern Florida parishes of Louisiana, within the range of Pinus palustris.

Geographic Range: This type is restricted to small perennial stream bottoms within the range of Pinus palustris, including the central and eastern Florida parishes of Louisiana, and possibly the Tunica Hills of the western Florida parishes, as well as possibly related environments in Mississippi.

Nations: US

States/Provinces:  LA, MS?




Confidence Level: Low - Poorly Documented

Confidence Level Comments: No Data Available

Grank: G2G3

Greasons: No Data Available


Concept Lineage: No Data Available

Predecessors: No Data Available

Obsolete Names: No Data Available

Obsolete Parents: No Data Available

Synonomy: No Data Available

Concept Author(s): L.M. Smith

Author of Description: M. Pyne

Acknowledgements: No Data Available

Version Date: 01-25-05

  • 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]
  • MSNHP [Mississippi Natural Heritage Program]. 2006. Ecological communities of Mississippi. Museum of Natural Science, Mississippi Department of Wildlife, Fisheries, and Parks, Jackson, MS. 9 pp.
  • Southeastern Ecology Working Group of NatureServe. No date. International Ecological Classification Standard: International Vegetation Classification. Terrestrial Vegetation. NatureServe, Durham, NC.