Arisaema meleagris Buchet

Tuber subglobose or depressed globose, 1–2.5cm in diam. Cataphylls 2.4–12cm, membranous, apex obtuse. Leaf solitary, pedate; petiole green with brown spots, 10–23cm, proximally forming pseudostem; leaflets 7–9(–12), lanceolate, 3cm (outermost one) to 10 × 1–2.5cm, base acute, margin entire, usually erose, apex acuminate; central 3 subequal, remote, sessile; rachis between leaflets 5–10mm. Peduncle green with brown spots, shorter than petioles, 5–15cm. Spathe purplish brown with numerous dark brown spots, 6–9cm in total; tube cylindric, 3–4cm × 8–12mm, throat auriculate and outcurved; limb suberect, dark purple at apex, ovate to elliptic, ca. 3.5 × 2cm, apex acute or acuminate. Spadix unisexual; female zone ca. 7 × 4mm; ovary yellow-green, obovoid; stigma subsessile, sub-globose; male zone ca. 7 mm; synandria lax; anthers 2–4, sessile; thecae subglobose, dehiscing by lateral slits. Appendix erect, purple in basal and apical parts, whitish with purple spots at base, subcylindric, 2.5–3.5mm, base narrowed into stipe 5–10mm, apex obtuse.