Coprosma propinqua is a New Zealand plant belonging to the Rubiaceae family and the genus Coprosma. Its Māori name (in common New Zealand usage) is mingimingi, a name which is also applied to closely related species such as C. dumosa, C. rhamnoides, C. virescens and C. crassifolia. It is a small-leaved shrub or tree which grows 3 to 6 metres high. It has divaricating branches, and is common in swampy forest, in scrub, along stream banks and in stony places. It has a wide distribution, ranging from Mangonui in the North Island as far south as Stewart Island. It grows from sea level to 460 metres.