Print Report

CEGL004682 Taxodium distichum - Nyssa biflora - Magnolia virginiana - Fraxinus profunda Tidal Forest

Type Concept Sentence: No Data Available


Common (Translated Scientific) Name: Bald-cypress - Swamp Tupelo - Sweetbay - Pumpkin Ash Tidal Forest

Colloquial Name: No Data Available

Hierarchy Level:  Association

Type Concept: This association represents tidal rivermouth swamp forests of the northern Gulf of Mexico. This type is known from the Suwannee River, which is often considered to be a blackwater-type river. The canopy is dominated by Taxodium distichum, Nyssa biflora, Magnolia virginiana, and Fraxinus profunda.

Diagnostic Characteristics: No Data Available

Rationale for Nominal Species or Physiognomic Features: No Data Available

Classification Comments: Seemingly very similar vegetation occurs in non-tidal portions of the "spring run" Wacissa River.

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

Physiognomy and Structure: No Data Available

Floristics: The canopy is dominated by Taxodium distichum, Nyssa biflora, Magnolia virginiana, and Fraxinus profunda. In addition, other canopy species include Acer rubrum and Fraxinus pennsylvanica. Understory trees include Magnolia virginiana, Persea palustris, Fraxinus caroliniana, Carpinus caroliniana ssp. caroliniana, Cornus foemina (= Cornus stricta), Cyrilla racemiflora, and Morella cerifera (= Myrica cerifera). Woody vines and shrubs include Toxicodendron radicans, Apios americana, Berchemia scandens, Itea virginica, Decumaria barbara, Cephalanthus occidentalis, Vitis rotundifolia, Sambucus nigra ssp. canadensis, and Euonymus americanus. Herbaceous species include Carex spp., Saururus cernuus, Pontederia cordata, Thelypteris palustris var. pubescens, Dryopteris ludoviciana, Peltandra virginica, Crinum americanum, and the epiphytes Phoradendron leucarpum, Tillandsia usneoides, Tillandsia bartramii, and Pleopeltis polypodioides ssp. michauxiana.

Dynamics:  It may grade into tidal marshes and/or spring-run marshes.

Environmental Description:  These freshwater tidal swamp forests are found near the mouths of rivers just inland of salt marshes. They are often found between anastomosing channels on highly organic soils and are flooded at least twice daily due to tidal cycles (FNAI 1990).

Geographic Range: This type is restricted to northern Florida.

Nations: US

States/Provinces:  FL




Confidence Level: Low - Poorly Documented

Confidence Level Comments: No Data Available

Grank: G2

Greasons: No Data Available


Concept Lineage: No Data Available

Predecessors: No Data Available

Obsolete Names: No Data Available

Obsolete Parents: No Data Available

Synonomy: = Freshwater Tidal Swamp, Cypress/Blackgum/Sweetbay/Ash Swamp subtype (FNAI 1992b)

Concept Author(s): A.S. Weakley

Author of Description: A.S. Weakley

Acknowledgements: No Data Available

Version Date: 06-23-97

  • FNAI [Florida Natural Areas Inventory]. 1992b. Natural community classification. Unpublished document. The Nature Conservancy, Florida Natural Areas Inventory, Tallahassee. 16 pp.
  • FNAI [Florida Natural Areas Inventory]. 2010a. Guide to the natural communities of Florida: 2010 edition. Florida Natural Areas Inventory, Tallahassee, FL. 228 pp. [https://fnai.org/naturalcommguide.cfm]
  • Southeastern Ecology Working Group of NatureServe. No date. International Ecological Classification Standard: International Vegetation Classification. Terrestrial Vegetation. NatureServe, Durham, NC.