| Author | (L.) W.T. Aiton | |
| Distribution | Collected 3 times in NC: Martin County in 1923, Wake County in 1948, and Johnston County in 1957.
Native of Southern Africa; in N.A. NC to FL, TX, and CA. | |
| Abundance | Very rare. | |
| Habitat | Swamp, moist pasture, barnyard. | |
| Phenology | Flowering and fruiting August-October. | |
| Identification | This species is distinctive in its inflorescence of 1-3, spaced out, round "heads" of orange flowers -- in whorls, along a tall (often to 5-6 feet) stem. | |
| Taxonomic Comments | | |
| Other Common Name(s) | | |
| State Rank | SE | |
| Global Rank | GNR | |
| State Status | | |
| US Status | | |
| USACE-agcp | FACU link |
| USACE-emp | FACU link |