| Author | (L.) L. | |
| Distribution | A single photographic record in known: Dare County, NPS campground at Oregon Inlet, June 2018, by B. Finzel. The plants were photographed, and photos were sent to UNC Chapel Hill for identification. Plans to collect physical specimens were aborted by the COVID-19 virus restrictions.
Native of the Mediterranean region; in N.A. NC to FL and AL; TX, CA, B.C. | |
| Abundance | Very rare. | |
| Habitat | Interdune flat, developed for a campground and parking lot. | |
| Phenology | Flowering and fruiting June. | |
| Identification | Fourleaf Allseed is a generally prostrate, much-branched, mat-forming plant. The leaves occur in whorls of 4 (or opposite), the blades elliptical and a maximum of 1/2-inch long. The numerous flowers occur in many small terminal cymes, the small green sepals and white petals about the same size. | |
| Taxonomic Comments | | |
| Other Common Name(s) | | |
| State Rank | SE | |
| Global Rank | GNR | |
| State Status | | |
| US Status | | |
| USACE-agcp | | |
| USACE-emp | | |
