The Indian Pink-root or Worm-grass.
Spigelia marilandica, Pursh, Fl. Amer. vol. i. p. 139. Fig. 1. of the Plate.—Pentandria Monogynia, Linn. Apocineæ, Juss.
Stem tetragonal, all the leaves opposite, ovate, acuminate. Flowers rich carmine, in a terminal spike. This plant is perennial, flowers in the summer months, and grows in rich soil by the margins of woods, in the Middle States. The roots are used as a vermifuge.
Phlox aristata, Pursh, Fl. Amer. vol. i. p. 130. Fig. 2. of the Plate.—Pentandria Monogynia, Linn. Polemonia, Juss.
This species is characterized by its erect, feeble stem, its linear-lanceolate leaves, lax fastigiate panicle, twin pedicels, oboval segments of the corolla, pubescent curved tube, and long subulate calycine teeth. The corolla is rose-coloured, but varies in tint, being sometimes nearly white, and sometimes deep red. It is perennial, flowers in the summer months, and occurs in the Middle and Atlantic States.