| Author | (Douglas ex Hooker) Greene | |
| Distribution | There is a single record for NC: St. Andrews College in Laurinburg, Scotland County, weed in campus lawns. Discovered by Tracy Feldman in 2012 and photographs were taken.
Native of B.C. and Alb. south to CA and CO; adventive in MA, MS, NC, TN. | |
| Abundance | Very rare. | |
| Habitat | Campus lawns. | |
| Phenology | Flowering and fruiting dates not reported for eastern populations. | |
| Identification | This is a small annual plant usually no more than 6 inches tall (but can reach 1 foot). The stems are simple or branched, the leaves are alternate, linear, and rather erect. The inflorescence is terminal, the flowers white and the 5 petals 4-6 mm long. | |
| Taxonomic Comments | | |
| Other Common Name(s) | | |
| State Rank | SE | |
| Global Rank | G5 | |
| State Status | | |
| US Status | | |
| USACE-agcp | FAC link |
| USACE-emp | FAC link |
