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Vinca

See list of 3 species in this genus
  • 1a. Leaf blades ovate to triangular-ovate, 3–7 cm long, ciliate; calyx lobes 6–12 (–15) mm long, ciliate; corolla with a connate tube 12–20 mm long expanding distally to a limb 35–50 mm wide in life
  • 1b. Leaf blades oblong or lanceolate to narrow-elliptic or ovate, 1.5–5 cm long, eciliate; calyx lobes 2–3 (–4) mm long, eciliate; corolla with a connate tube 8–12 mm long expanding distally to a limb 20–30 mm wide in life
    • 2a. Leaf blades smooth, coriaceous, the larger ones 15–23 mm wide; flowering stems erect from creeping horizontal stems; peduncles 11–22 (–28) mm long
    • 2b. Leaf blades scabrous, subherbaceous, the larger ones 7–16 mm wide; flowering stems erect or arching; peduncles 20–40 mm long

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