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See list of 4 species in this genus

Reference: Liu et al. (2009).

  • 1a. Corolla 3–5 mm long, campanulate, lacking sacs, connate ca. ½ its length; leaf blades 0.3–0.8 cm long; androecium with 5 stamens; capsules 2- or 3-locular; dwarf, 
mat-forming shrubs
  • 1b. Corolla 7.5–25 mm long, rotate, 10-saccate, the anthers fitting in the corolla sacs and later springing forward, connate most of its length [Fig. 614]; leaf blades 1.5–12 cm long; androecium with 10 stamens; capsules 5-locular; upright shrubs, sometimes colonial and forming thickets, but not mat-forming

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 Show photos of:   Each photo represents one species in this genus.