| Family | Scientific Name | Common Name | Habitat | Distribution | Image |
|---|---|---|---|---|---|
| Caryophyllaceae | Spergularia canadensis var. canadensis | Canadian Sandspurrey | Salt marshes, beaches, brackish river edges. | NL and Nunavut south to NY (Long Island), n. NJ, and Ontario. |  |
| Caryophyllaceae | Spergularia echinosperma | Disturbed soils. | Native of Europe. Naturalized in GA and AL (FNA). |  | |
| Caryophyllaceae | Spergularia marina | Saltmarsh Sand-spurrey | Brackish and salt marsh flats, inland in salt springs (as in n. LA) and introduced in salt waste (as pickle brine in Mount Olive, NC) and along salted highways. | Widespread on coasts of North America (from QC south to c. peninsular FL, from BC south to BCN and SON), inland along salted highways, in South America, and Eurasia. Considered by some (C, G) to be introduced only in North America, by others native (F, FNA, S). |  |
| Caryophyllaceae | Spergularia media var. media | Disturbed areas. | Native of Europe. Known from salted highways in NY, OH, MI, and IL and salt or brackish marsh habitats in coastal NY | ||
| Caryophyllaceae | Spergularia platensis | Disturbed areas. | Native of South America (Argentina). | ||
| Caryophyllaceae | Spergularia rubra | Purple Sand-spurrey, Roadside Sand-spurrey | Disturbed areas. | Native of Eurasia. |  |
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