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CEGL003909 Alnus serrulata - Lindera benzoin / Scutellaria lateriflora - Thelypteris noveboracensis Seepage Shrubland

Type Concept Sentence: No Data Available


Common (Translated Scientific) Name: Hazel Alder - Northern Spicebush / Blue Skullcap - New York Fern Seepage Shrubland

Colloquial Name: Montane Low-Elevation Seep

Hierarchy Level:  Association

Type Concept: This low-elevation seep is known from low elevations in the Southern Blue Ridge of North Carolina and Georgia, but is likely more widespread. The type may need substantial revision as more information is collected. This community occurs in stream headwaters and on the edges of small stream floodplains, where groundwater seepage emerges and provides a relatively constant flow and saturated conditions. A small streamlet (less than 1 m wide) flows through the community, and saturated and upland conditions form a mosaic through the remainder of the community. Physiognomy is variable, and may include herbaceous-dominated patches, shrubby areas, and areas with an open canopy of trees. The open to scattered canopy includes species such as Betula lenta, Magnolia tripetala, Acer rubrum var. trilobum, and Nyssa sylvatica. The shrub stratum is open to dense, and is dominated by Alnus serrulata, Lyonia ligustrina, Kalmia latifolia, Lindera benzoin var. benzoin, and Vaccinium fuscatum. Typical herbaceous species include Scutellaria lateriflora, Thelypteris noveboracensis, Mimulus ringens, Osmunda cinnamomea, Ludwigia palustris, Apios americana, Oxypolis rigidior, Leersia virginica, Galium obtusum, Viola cucullata, Lycopus virginicus, Vernonia noveboracensis, Boehmeria cylindrica, Solidago canadensis, Impatiens capensis, Scirpus georgianus, Hypericum mutilum, Rhexia virginica, Ludwigia alternifolia, Solidago patula var. patula, Rudbeckia laciniata var. laciniata, Carex gynandra, and Juncus gymnocarpus.

Diagnostic Characteristics: No Data Available

Rationale for Nominal Species or Physiognomic Features: No Data Available

Classification Comments: More information is needed in order to fully understand the composition and distribution of this type.

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

Physiognomy and Structure: No Data Available

Floristics: Physiognomy is variable and may include herbaceous-dominated patches, shrubby areas, and areas with an open canopy of trees. The open to scattered canopy includes species such as Betula lenta, Magnolia tripetala, Acer rubrum var. trilobum, and Nyssa sylvatica. The shrub stratum is open to dense, and is dominated by Alnus serrulata, Lyonia ligustrina, Kalmia latifolia, Lindera benzoin var. benzoin, and Vaccinium fuscatum. Typical herbaceous species include Scutellaria lateriflora, Thelypteris noveboracensis, Mimulus ringens, Osmunda cinnamomea, Ludwigia palustris, Apios americana, Oxypolis rigidior, Leersia virginica, Galium obtusum, Viola cucullata, Lycopus virginicus, Vernonia noveboracensis, Boehmeria cylindrica, Solidago altissima, Impatiens capensis, Scirpus georgianus, Hypericum mutilum, Rhexia virginica, Ludwigia alternifolia, Solidago patula var. patula, Rudbeckia laciniata var. laciniata, Carex gynandra, and Juncus gymnocarpus.

Dynamics:  No Data Available

Environmental Description:  This community occurs in stream headwaters and on the edges of small stream floodplains, where groundwater seepage emerges and provides a relatively constant flow and saturated conditions. A small streamlet (less than 1 m wide) flows through the community, and saturated and upland conditions form a mosaic through the remainder of the community.

Geographic Range: This low-elevation seep is found in the Southern Appalachians at low elevations. It has been documented from North Carolina and Georgia, and is likely to occur in adjacent states (South Carolina, Tennessee).

Nations: US

States/Provinces:  GA, NC, SC, TN?




Confidence Level: Low

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: No Data Available

Concept Author(s): A.S. Weakley

Author of Description: A.S. Weakley

Acknowledgements: No Data Available

Version Date: 09-23-16

  • NatureServe Ecology - Southeastern United States. No date. Unpublished data. NatureServe, Durham, NC.
  • Nelson, J. B. 1986. The natural communities of South Carolina: Initial classification and description. South Carolina Wildlife and Marine Resources Department, Division of Wildlife and Freshwater Fisheries, Columbia, SC. 55 pp.
  • Southeastern Ecology Working Group of NatureServe. No date. International Ecological Classification Standard: International Vegetation Classification. Terrestrial Vegetation. NatureServe, Durham, NC.