| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Montiaceae | Claytonia arkansana | Arkansas Spring-beauty, Ozark Spring-beauty | Tops and faces of sandstone cliffs (Atoka and Hale formations), rooting in crevices of ledges and horizontal seams, in areas with at least seasonal seepage, in full sun to moderately dense shade. | Endemic to the Ozarks and Arkansas Valley portions of Arkansas (Cleburne, Faulkner, and Van Buren counties), at 135–275 m elevation. |  |
| Montiaceae | Claytonia caroliniana | Carolina Spring-beauty | Moist forests, especially northern hardwood forests and cove forests at moderate to high elevations. | NS west to MN, south to w. NC, e. TN, and n. GA; disjunct (?) in AR (see discussion). |  |
| Montiaceae | Claytonia perfoliata ssp. perfoliata | Miners’-lettuce | Disturbed areas, lawns, gardens, rarely rock outcrops. | Native of w. North America. Reported for AR (Schneider 2019). |  |
| Montiaceae | Claytonia rubra ssp. rubra | Miners’-lettuce | Disturbed areas. | Native of w. North America. Naturalizing in Arlington County, VA (Steury 2010, 2011). |  |
| Montiaceae | Claytonia virginica var. hammondiae | Yellow Spring beauty | Spring-fed, acidic wetlands over clay soils. | Endemic (as far as is known) to Sussex County, NJ (in the Ridge and Valley province). |  |
| Montiaceae | Claytonia virginica var. virginica | Spring-beauty | Moist forests, lawns. | NS west to MN, south to GA and TX. |  |
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