• Authority

    Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.

  • Family


  • Scientific Name


  • Description

    Genus Description - Fls perfect, regular, perigynous, 4-merous; sep spreading; pet none; stamens 4–8, inserted in the notches of an 8-lobed disk that nearly fills the center of the fl; filaments very short; carpels 2, united below into a unilocular ovary with 2 parietal placentas; styles protruding through the center of the disk, divergently curved; capsule 2-lobed, dehiscent across the top; inconspicuous, branching perennials with small, simple lvs, the fls small, terminal or in small terminal cymes, or appearing axillary by proliferation of the stem. 40, cool reg.