Outer tepals acute to mucronate; inner tepals rounded; tepal central band greenish to brown, bordered dark castaneous-brown; tepal margins membranous to translucent-brownish. Anthers 0.9–1.4 mm long; filaments 0.5–0.8 (–1.0) mm long; style 0.8–1.0 mm long; stigmas c. 1.5 mm long. Capsule dark brown, truncate, mucronate, much exceeding perianth. 2n = 36, fide R.E.Brooks & C.E.Clemants, Fl. N. Amer. 22: 229 (2000). Fig. 55.