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Drosera

See list of 5 species in this genus
  • 1a. Leaf blades filiform, scarcely differentiated from the petiole; plants bulbous-based; petals purple, 8–15 ×5–8 mm
  • 1b. Leaf blades broad-linear to tranverse-broad-elliptic, clearly differentiated from the petiole; plants not bulbous-based; petals white to pink, 3–6 ×2–4 mm
    • 2a. Leaf blades suborbicular to orbicular [Fig. 604], sometimes even wider than long; petioles glandular-pubescent [Fig. 604]; seeds light brown, longitudinally striate
    • 2b. Leaf blades obovate to broad-linear, definitely longer than wide; petioles glabrous (sometimes sparsely glandular-pubescent in D. anglica); seeds red-brown or black, papillose, pitted, or striate-alveolate
      • 3a. Stipules distinct from the petiole most of their length; seeds red-brown, papillose; leaf blades (5–) 8–20 (–25) mm long
      • 3b. Stipules connate to the petiole most of their length; seeds black, striate-alveolate or pitted; leaf blades (10–) 15–50 mm long
        • 4a. Leaf blades broad-linear, 1.5–3 mm wide; seeds 0.5–1 mm long, finely pitted, the testa close and not extending beyond the ends of the ovule
        • 4b. Leaf blades narrow-obovate to elongate-spatulate, 3–4 mm wide; seeds 1–1.5 mm long, striate-alveolate, the testa loose and extending beyond the ovule at each end

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