| Family | CARYOPHYLLACEAE |
| Genus species | Geocarpon carolinianum (Walter) E.E.Schill. |
| Bibliography | Bot. J. Linn. Soc. 200: 84 (2022) |
| Native Range | e. USA |
| Primary Biome | Temperate |
| Habitat | sandy grassland |
| Altitude | 0-100m |
| Description | leaves subulate, canaliculate, rigid, 4-7mm long, flowers 3-10, 12-16mm across, usually in cyme |
| Size | 5-15cm |
| Color | white |
| Bloom | summer |
| Ca | |
| Type | perennial |
| Cultivation | sunny site with a poor, sandy soil alpine house, sandy soil, sun |
| Propagation | seed in spring, barely covered, germ. 1-3 months, 13-18°C division in early spring; cuttings in late summer |
| Synonyms | Alsine squarrosa Fenzl ex A.Gray Alsinopsis caroliniana (Walter) Small Arenaria caroliniana Walter Arenaria imbricata Raf. Arenaria rafinesquiana Ser. Arenaria squarrosa Michx. Minuartia caroliniana (Walter) Mattf. Minuopsis caroliniana (Walter) W.A.Weber Mononeuria caroliniana (Walter) Dillenb. & Rabeler Sabularia caroliniana (Walter) Small Sabulina caroliniana (Walter) Small |
| Territory | 7 Northern America 75 Northeastern U.S.A. (NWJ New Jersey, NWY New York, RHO Rhode I.) 78 Southeastern U.S.A. (DEL Delaware, FLA Florida, GEO Georgia, MRY Maryland, NCA North Carolina, SCA South Carolina, VRG Virginia) |