Alluvial plant communities of piedmont brownwater rivers
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Alluvial plant communities of Piedmont brownwater rivers. Elizabeth R. Matthews 1 Robert K. Peet 1 Alan S. Weakley 1 Thomas R. Wentworth 2 University of North Carolina at Chapel Hill 1 North Carolina State University 2. Piedmont brownwater rivers.

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Alluvial plant communities of piedmont brownwater rivers

Alluvial plant communities of Piedmont brownwater rivers

Elizabeth R. Matthews1

Robert K. Peet1

Alan S. Weakley1

Thomas R. Wentworth2

University of North Carolina at Chapel Hill1North Carolina State University2


Piedmont brownwater rivers
Piedmont brownwater rivers


Alluvial plant communities of piedmont brownwater rivers1
Alluvial plant communities of Piedmont brownwater rivers

  • Describe the vegetation composition and structure

  • Inform management decisions and future restoration projects


Piedmont brownwater rivers1
Piedmont brownwater rivers


Cvs protocol
CVS protocol

  • 20m X 50m plots

  • Nested corners in 4 intensive modules

  • Cover by strata

  • Soil samples and geomorphic position


Analysis
Analysis

  • Cluster techniques

  • Ordination

  • Indicator species analysis

  • Comparison of groups with current classifications

    • Classification of the Natural Communities of North Carolina, 3rd approximation, Schafale and Weakley

    • U.S. National Vegetation Classification


Liquidambar-Liriodendron small stream forest

Ilex opaca-Quercus nigra forest

Quercus species bottomland forest

Acer-Fraxinus bottomland swamp forest

Platanus-Celtis-Fraxinus levee forest

Liquidambar-Platanus/ Carpinus levee forest


Liquidambar-Liriodendron small stream forest

Ilex opaca-Quercus nigra forest

Quercus species bottomland forest

Acer-Fraxinus bottomland swamp forest

Platanus-Celtis-Fraxinus levee forest

Liquidambar-Platanus/ Carpinus levee forest


Liquidambar styraciflua liriodendron tulipifera forest
Liquidambar styraciflua-Liriodendron tulipiferaforest

  • Dominance: Liquidambar styraciflua, Liriodendron tulipifera, Acer rubrum, Acer floridanum, Polystichum acrostichoides

  • Plots: 20

  • Environment:

    • Small floodplain with poorly developed geomorphology

    • Sandy soils

    • Most prominent in Cape Fear


Liquidambar styraciflua liriodendron tulipifera small stream forest
Liquidambar styraciflua-Liriodendron tulipiferasmall stream forest


Liquidambar styraciflua liriodendron tulipifera small stream forest1
Liquidambar styraciflua-Liriodendron tulipiferasmall stream forest

  • Nearest community concepts

    • NVC: Liquidambar styraciflua-Liriodendron tulipifera/ Lindera benzoin/ Arisaema triphyllum Forest (CEGL 4418)

    • NVC: Liquidambar styraciflua-Liriodendron tulipifera/ Onoclea sensibilis Forest (CEGL 7329)

    • 3rd approximation: Piedmont alluvial forest


Liquidambar styraciflua liriodendron tulipifera small stream forest2
Liquidambar styraciflua-Liriodendron tulipiferasmall stream forest

Species

Nativity

Strata

Cover

Constancy


Liquidambar styraciflua liriodendron tulipifera small stream forest3
Liquidambar styraciflua-Liriodendron tulipiferasmall stream forest

Species

Nativity

Strata

Cover

Constancy



Liquidambar-Liriodendron small stream forest

Ilex opaca-Quercus nigra forest

Quercus species bottomland forest

Acer-Fraxinus bottomland swamp forest

Platanus-Celtis-Fraxinus levee forest

Liquidambar-Platanus/ Carpinus levee forest


Ilex opaca quercus nigra small stream forest
Ilex opaca- Quercusnigrasmall stream forest

  • Dominance: Ilex opaca*, Quercus nigra*, Liquidambar styraciflua, Acer rubrum, Carpinus caroliniana, Viburnum dentatum*, Chasmanthium latifolium

  • Plots: 14

  • Environment:

    • Small floodplain

    • Sandy soils

    • Most extensive in Tar Basin


Ilex opaca quercus nigra small stream forest1
Ilex opaca- Quercusnigrasmall stream forest



Liquidambar-Liriodendron small stream forest

Ilex opaca-Quercus nigra forest

Quercus species bottomland forest

Acer-Fraxinus bottomland swamp forest

Platanus-Celtis-Fraxinus levee forest

Liquidambar-Platanus/ Carpinus levee forest


Quercus spp bottomland forest
Quercus spp. bottomland forest

  • Dominance: Quercus phellos*, Quercus pagoda*, Quercus michauxii, Liquidambar styraciflua, Acer rubrum, Ilex decidua*, Carpinus caroliniana, Toxicodendron radicans*

  • Plots: 18

  • Environment:

    • Large floodplain

    • Soils with high clay content


Quercus spp bottomland forest1
Quercus spp. bottomland forest


Liquidambar-Liriodendron small stream forest

Ilex opaca-Quercus nigra forest

Quercus species bottomland forest

Acer-Fraxinus bottomland swamp forest

Platanus-Celtis-Fraxinus levee forest

Liquidambar-Platanus/ Carpinus levee forest


Acer rubrum fraxinus pennsylvanica bottomland swamp forest
Acer rubrum-Fraxinuspennsylvanicabottomland swamp forest

  • Dominance: Acer rubrum*, Fraxinus pennsylvanica*, Liquidambar styraciflua, Ulmus americana*, Saururus cernuus*, Carex lupulina*, Carex typhina*

  • Plots: 19

  • Environment:

    • Large floodplain

    • Backswamp or low landscape position

    • Soil: high clay content, high Fe and Al


Acer rubrum fraxinus pennsylvanica bottomland swamp forest1
Acer rubrum-Fraxinuspennsylvanicabottomland swamp forest


Liquidambar-Liriodendron small stream forest

Ilex opaca-Quercus nigra forest

Quercus species bottomland forest

Acer-Fraxinus bottomland swamp forest

Platanus-Celtis-Fraxinus levee forest

Liquidambar-Platanus/ Carpinus levee forest


Platanus occidentalis celtis laevigata fraxinus pennslyvanica levee forest
Platanusoccidentalis- Celtislaevigata- Fraxinuspennslyvanicalevee forest

  • Dominance: Platanus occidentalis*, Celitis laevigata*, Fraxinus pennsylvanica, Acer negundo*, Juglans nigra*, Chasmanthium latifolium*

  • Plots: 26

  • Environment:

    • Fertile soils- high base saturation, high Ca and Mg content


Platanus occidentalis celtis laevigata fraxinus pennslyvanica levee forest1
Platanusoccidentalis- Celtislaevigata- Fraxinuspennslyvanicalevee forest


Liquidambar-Liriodendron small stream forest

Ilex opaca-Quercus nigra forest

Quercus species bottomland forest

Acer-Fraxinus bottomland swamp forest

Platanus-Celtis-Fraxinus levee forest

Liquidambar-Platanus/ Carpinus levee forest


Liquidambar platanus carpinus levee forest
Liquidambar-Platanus/ Carpinuslevee forest

  • Dominance: Liquidambar styraciflua, Ulmus americana, Ulmus rubra, Platanus occidentalis, Fraxinus pennsylvanica, Carpinus caroliniana, Arundinaria gigantea

  • Plots: 18 plots

  • Environment:

    • Moderately fertile soils


Liquidambar platanus carpinus levee forest1
Liquidambar-Platanus/ Carpinuslevee forest


Future directions
Future directions

  • Further refine classification and description

  • Expand dataset with more plots in the Yadkin-Peedee and Catawba river basins


Thank you
Thank you

  • This project was made possible by a grant from the NC Environmental Enhancement Program

  • Forbes Boyle, Brenda Wichmann, Jessi Outzs, Jose Zúñiga, and the Plant Ecology Lab at UNC


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