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III. SHRUBLAND
III.B.2.N.h. Tidal cold-deciduous
shrubland
A.3024—AMORPHA FRUTICOSA TIDAL SHRUBLAND
ALLIANCE
Tall Indigo Bush Tidal Shrubland Alliance
AMORPHA FRUTICOSA TIDAL SHRUBLAND
Tall Indigobush Tidal Shrubland
Tall Indigobush Tidal Shrubland G?
Summary: This
freshwater tidal shrubland occurs on tidal rivers bordering the Chesapeake Bay
on sandy levees and shorelines above mean high tide. Microtopography is
variable, from pronounced hummock-and-hollow to essentially flat. Soils are
well-drained sands and gravel to poorly drained peat in lower-lying depressions.
The shrub canopy is relatively open and characterized by Amorpha fruticosa.
Other associates may include Acer rubrum, Fraxinus pennsylvanica, Decodon
verticillata, Ilex verticillata, and Rosa palustris. The herbaceous
layer is diverse and comprised of a mixture of Osmunda regalis, Hibiscus
moscheutos, Thelypteris palustris, Boehmeria cylindrica, Leersia oryzoides,
Peltandra virginica, Polygonum sagittatum, Sium suave, and
Typha angustifolia.
Range: This
vegetation occurs central Atlantic coast at the headwaters of the Chesapeake
Bay.
States/Provinces:
MD:S?
TNC Ecoregions:
58:C
USFS Ecoregions:
232Ad:CCC
References: Harrison 2003
Authors: J.
Harrison / L. Sneddon Confidence: 3 Identifier: CEGL006844 - Maryland Vegetation Classification Subset Report III. Shrubland
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