| nyctaginia | (n) a caryophyllaceous genus of the family Nyctaginaceae having only one species, Syn. genus Nyctaginia |
| scarlet musk flower | (n) viscid branched perennial of the southwestern United States and northern Mexico having tuberous roots and deep red flowers, Syn. Nyctaginia capitata |
| Nyctaginia | prop. n. A genus consisting of only one species. |