Name:
Rhamnus cathartica - Rosa multiflora - Elaeagnus umbellata Ruderal Mesic Shrubland Alliance
Reference:
NatureServe Biotics 2019
Description:
This alliance is common in former agricultural areas in the northeastern and midwestern United States and temperate regions of eastern Canada. It comprises primarily shrubby old fields dominated by exotic shrubs, such as <i>Berberis thunbergii, Elaeagnus angustifolia, Euonymus alatus, Lonicera japonica, Lonicera morrowii, Ligustrum vulgare, Rhamnus cathartica</i>, and <i>Rosa multiflora</i>, as well as weedy natives, such as <i>Cornus racemosa, Rhus glabra, Rhus typhina</i>, and <i>Viburnum prunifolium</i> Less commonly, <i>Gaylussacia baccata, Vaccinium pallidum, Vaccinium stamineum</i>, and/or <i>Vaccinium angustifolium</i> may be dominant. Sapling or small trees are often present but form <10% cover; they include exotic trees such as <i>Robinia pseudoacacia</i>, and many weedy natives, such as <i>Acer rubrum, Betula populifolia, Cornus florida, Fraxinus americana, Juglans nigra, Juniperus virginiana, Populus deltoides, Prunus serotina</i>, and <i>Prunus virginiana</i>. The herbaceous layer is variable depending on the density of shrub cover. Common species include exotics such as <i>Achillea millefolium, Agrostis gigantea, Alliaria petiolata, Anthoxanthum odoratum, Bromus inermis, Centaurea</i> spp., <i>Daucus carota, Galium mollugo, Schedonorus arundinaceus, Trifolium repens</i>, as well as weedy natives such as <i>Euthamia graminifolia, Festuca rubra, Monarda fistulosa, Oxalis stricta, Poa pratensis, Solidago rugosa, Solidago gigantea</i>, and <i>Solidago nemoralis</i>, among many others. Vines can be absent or dominant, sometimes covering the tall and short shrubs. Common vines are exotic <i>Celastrus orbiculatus</i> and <i>Lonicera japonica</i>, and weedy natives such as <i>Parthenocissus quinquefolia, Toxicodendron radicans, Vitis aestivalis</i>, and <i>Vitis labrusca</i>.
Accession Code:
urn:lsid:vegbank.org:commConcept:39145-{BFF6A532-A0A0-4D58-8815-6B9C47CAF5C1}
Plot-observations of this Community Concept:
0
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