Arisaema wardii C.Marquand & Airy Shaw

Tuber globose, 1.5–2.2cm in diam. Cataphylls 2 or 3, 9–10cm, obtuse at apex. Petiole 12–25cm, proximal 2/3 sheathing into pseudostem; leaf blade palmate or radiate; leaflets 3–6, sessile, oblong, 2–11 × 1–3cm, base cuneate, apex acuminate, usually caudate. Peduncle shorter or longer than petioles, 10–18cm. Spathe green, unmarked or with whitish stripes; tube funnelform, 2–6.5 × ca. 1.5cm, throat obliquely truncate, not auriculate, not recurved; limb triangular-ovate or ovate-lanceolate, 2–7 × 1.5–4cm, apex acuminate and caudate with filiform tail 3–5cm. Spadix unisexual; female zone cylindric, ca. 2.2 cm × 5–6mm; ovary green, ovoid; style short; stigma spherical; male zone cylindric, 1.5–2.5cm × 2–3mm; synandria dense, sessile; anthers 2 or 3, dehiscing by lateral slits. Appendix erect, green, cylindric, 2–3.2cm, 2.3–5mm in diam. at base, base swollen and stipitate, apex obtuse; stipe 1.5–3mm. Infructescence cylindric, ca. 5 × 1.5 cm. Berries yellowish red, ovoid, ca. 5mm in diam. Seeds 1–3, pale brownish or brown, ovoid, reticulate rugose.