It is found throughout the North Island, and the top of the South Island. The Māori language name is . Swamp maire grows in wetlands, where it develops breathing roots in waterlogged soils, but is also tolerant of reasonably dry situations.
Swamp maire is a species that can be found across both the North and South Islands of New Zealand. Its Māori name is . It thrives in wetland environments, developing breathing roots to access moisture from waterlogged soil, while also being able to tolerate drier conditions.