Chrysosplenium iowense is a species of flowering plant in the saxifrage family known by the common name Iowa golden-saxifrage.

It is native to North America, where it is "primarily a Canadian species", occurring from the northern Northwest Territories south to British Columbia and east to Manitoba.

The inflorescence is a cyme of up to 12 flowers with leaflike yellow-green bracts and small yellow or greenish sepals.

[4] Other species that are restricted to these relic boreal locations include Carex media, Adoxa moschatellina, and several endemic land snails.

[4] Associated plants include Abies balsamea, Acer spicatum, Adoxa moschatellina, Betula alleghaniensis, Carex peckii, Circaea alpina, Cornus canadensis, Equisetum scirpoides, Linnaea borealis, Lycopodium spp., Maianthemum canadense, Mertensia paniculata, Rhamnus alnifolia, Ribes hudsonianum, Taxus canadensis, Trillium nivale, and Viburnum trilobum.

In Alberta the plant grows in areas with busy oil and gas exploration activity.