| spathe yellow, up to 35 cm, flowers 3-4 mm, with fetid odour | spathe white, up to 20 cm, flowers 2-3 mm, odourless | spathe white inside, pale green outside, 3-7 cm | 
 
  | large leaves with truncate-cuneate base, up to 135 cm | large leaves with truncate-cuneate base, up to 100 cm | leaves with heart-shaped base, up to 12 cm long |