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Arisaema
See list of 2 species in this genusReference: Treiber (1980).
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1a. Leaves with 3 (–5) leaflets; spadix 3–9 cm long, apically blunt, much shorter than the spathe; spathe 6–16 cm long
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1b. Leaves with (5–) 7–13 (–21) leaflets; spadix 6–20 cm long, tapering to a slender point, much longer than the spathe; spathe 3–6 (–12) cm long
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Each photo represents one species in this genus.