TABLE 1

Relative tolerance of trees and shrubs to flooding during the growing season, Lower Mississippi Valley and Missouri River Divisions.
(Source: Whitlow and Harris 1979)
Species Common
Name		 Very
Tolerant¹		 Tolerant ² Somewhat
Tolerant³		 Intolerant4
Acer negundo Boxelder X X
Acer rubrum Red maple X
Acer saceliarinum Silver maple X X
Alnus rugosa Hazel alder X
Betula nigra River birch X
Carya aquatica Water hickory X
Carya cordiformis Bitternut hickory X
Carya illinoensis Pecan X X
Carya laciniosa Shellbark hickory X
Carya ovata Shagbark hickory X
Carya tomentosa Mockernut hickory X
Celtis laevigata Sugarberry X
Celtis occidentalis Hackberry X
Cephalanthus occidentalis Buttonbush X
Cereis canadensis Redbud X
Cornus florida Flowering dogwood X
Crataegus mollis Downey hawthorn X
Diospyros virginiana Persimmon X
Foresteria acuminata Swamp privet X
Fraxinus americana White ash X
Fraxinus pennsylvanica green ash X X
Gleditsia aquatica Waterlocust X
Gleditsia triacanthos Honeylocust X
Gymnocladus dioicus Kentucky coffeetree X
Ilex decidua Deciduous holly X
Ilex opaca American holly X
Juglans nigra Black walnut X
Liquidambar styraeiflua Sweetgum X
Morus rubra Red mulberry X
Nyssa aquatica
Nyssa sylvatica Blackgum X
Pinus echinata Shortleaf pine X
Pinus taeda Loblolly pine X
Planera aquatica Waterelm X
Platanus occidentalis Sycamore X X
Populus deltoides Eastern cottonwood X
Prunus americana Wild plum X
Prunus serotina Black cherry X
Quercus alba White oak X
Quercus bicolor Swamp white oak X
Quercus falcata Southern red oak X
Quercus imbricaria Shingle oak X
Quercus lyrata Overcup oak X
Qucrcus macrocarpa Bur oak X
Quercus marilandica Blackjack oak X
Quercus nigra Water oak X
Quercus nuttallii Nuttall oak X
Quercus palustris Pin oak X
Quercus phellos Willow oak X
Quercus rubra Red oak X
Quercus shumardii Shumard oak X
Quercus stellata Post oak X
Quercus velutina Black oak X
Salix nigra Black willow X
Sassafras albidum Sassafras X
Taxodium distichum Baldcypress X
Ulmus alata Winged elm X
Ulmus americana American elm X
Ulmus rubra Red elm X

1 Very Tolerant: able to survive deep, prolonged flooding for more than 1 year.
2 Tolerant: able to ssrvive deep flooding for one growing season, with significant mortality occurring if flooding is repeated the following year.
3 Somewhat Tolerant: able to survive flooding or saturated soils for 30 consecutive days during the growing season.
4 Intolerant: unable to survive more than a few days of flooding during the growing season without significant mortality.

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