Print Report

CEGL004001 Iva imbricata / Uniola paniculata - Helianthus debilis ssp. debilis Grassland

Type Concept Sentence: No Data Available

Common (Translated Scientific) Name: Seacoast Marsh-elder / Sea-oats - Beach Sunflower Grassland

Colloquial Name: Southeast Florida Beach Dune Grassland

Hierarchy Level:  Association

Type Concept: This herbaceous beach dune association occurs in southeastern Florida, from St. Johns County south to Dade County. Examples are dominated by Iva imbricata and Uniola paniculata. Other characteristic species include Panicum amarum (var. amarulum), Ipomoea pes-caprae, Spartina patens, Chamaesyce mesembrianthemifolia, Chamaesyce bombensis, and Sesuvium portulacastrum.

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: Examples are dominated by Iva imbricata and Uniola paniculata. Other common species include Panicum amarum var. amarulum, Ipomoea pes-caprae, Spartina patens, Paspalum distichum, Sesuvium portulacastrum, and Heterotheca subaxillaris. Scattered shrubs such as Coccoloba uvifera, Lantana depressa, and Sabal palmetto may occur at low cover. Johnson et al. (1990b) provide a species list for this community with abundance values for all taxa.

Dynamics:  No Data Available
Environmental Description:  No Data Available
Geographic Range: This herbaceous beach dune association occurs in southeastern Florida, from St. Johns County south to Dade County.

Nations: US

States/Provinces:  FL


Confidence Level: Moderate

Confidence Level Comments: No Data Available
Grank: G2G3

Greasons: No Data Available
Type Name Database Code Classification Code
Class 2 Shrub & Herb Vegetation Class C02 2
Subclass 2.B Temperate & Boreal Grassland & Shrubland Subclass S18 2.B
Formation 2.B.4 Temperate to Polar Scrub & Herb Coastal Vegetation Formation F005 2.B.4
Division 2.B.4.Na Eastern North American Coastal Scrub & Herb Vegetation Division D026 2.B.4.Na
Macrogroup 2.B.4.Na.2 American Beachgrass - Sea-oats - Seaside Goldenrod Dune & Grassland Macrogroup M057 2.B.4.Na.2
Group 2.B.4.Na.2.a Wax-myrtle - Sea-oats - Shore Little Bluestem Dune & Grassland Group G494 2.B.4.Na.2.a
Alliance A3693 Sea-oats - Southern Hairgrass - Coughbush Subtropical Dune Grassland Alliance A3693 2.B.4.Na.2.a
Association CEGL004001 Seacoast Marsh-elder / Sea-oats - Beach Sunflower Grassland CEGL004001 2.B.4.Na.2.a
Concept Lineage: No Data Available

Predecessors: No Data Available

Obsolete Names: No Data Available

Obsolete Parents: No Data Available
Synonomy: = Beach Dune Community, southeast Florida subtype (Johnson and Muller 1993a)
= Southeast Florida beach dune community (Johnson et al. 1990b)
Concept Author(s): Johnson et al. (1990b)

Author of Description: Johnson et al. (1990b) and H. Summer

Acknowledgements: No Data Available

Version Date: 12-05-07
  • Johnson, A. F., J. W. Muller, and K. A. Bettinger. 1990b. An assessment of Florida''s remaining coastal upland natural communities: Southeast Florida. The Nature Conservancy, Florida Natural Areas Inventory, Tallahassee. 10 pp. plus appendices.
  • Johnson, A. F., J. W. Muller, and K. A. Bettinger. 1992a. An assessment of Florida''s remaining coastal upland natural communities: Panhandle. The Nature Conservancy, Florida Natural Areas Inventory, Tallahassee. 12 pp. plus appendices.
  • Johnson, A. F., and J. W. Muller. 1993a. An assessment of Florida''s remaining coastal upland natural communities: Final summary report. The Nature Conservancy, Florida Natural Areas Inventory, Tallahassee. 37 pp.
  • Johnson, A. F., and J. W. Muller. 1993b. An assessment of Florida''s remaining coastal upland natural communities: Northeast Florida. The Nature Conservancy, Florida Natural Areas Inventory, Tallahassee. 10 pp. plus appendices.
  • Southeastern Ecology Working Group of NatureServe. No date. International Ecological Classification Standard: International Vegetation Classification. Terrestrial Vegetation. NatureServe, Durham, NC.