Tamala palustris is a medium-sized evergreen tree in the laurel family, most commonly encountered in the swamps, pocosins, and bay forests of the southeastern United States, particularly along the North Carolina coastal plain. Like its relatives, it carries the aromatic, laurel-family foliage and small yellow-green spring flowers, fruiting into the dark blue-black drupes that feed wildlife through late summer. What distinguishes swamp bay is its tolerance for the waterlogged, peaty soils where it typically grows, though it also establishes in the sandy soils of maritime forests where conditions are considerably drier, a wider ecological range than its common name implies.

The same laurel wilt disease that threatens redbay and silk bay is devastating swamp bay populations across the Southeast, carried by the introduced redbay ambrosia beetle. In the southeastern counties of North Carolina, large numbers of trees have already died. This is a plant worth knowing, planting where conditions are appropriate in zones 7 to 11, and actively monitoring. As a garden tree it offers year-round foliage, wildlife value for butterflies and fruit-eating birds, and the quiet beauty of a species entirely at home in the wetland margins and maritime forests of the American South.