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See list of 2 species in this genus

References: Haines (2003c), Loconte (1997).

  • 1a. Flowers subprecocious, numbering mostly 4–18 per inflorescence; sepals mostly purple to purple-brown (rarely yellow), 6–9 mm long; filaments 1.5–2.5 mm long; carpels 3–5 mm long; styles 1–2 mm long
  • 1b. Flowers nearly coetaneous, numbering mostly 5–70 per inflorescence; sepals yellow to green, often tinged with purple (rarely purple to purple-brown), 3–6 mm long; filaments 0.5–1.5 mm long; carpels 1–3 mm long; styles 0.25–1 mm long

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