Kevin Schafer / Whitespot Giant Arum (Amorphophallus paeoniifolius) inflorescence, Tompotika Peninsula, central Sulawesi, Indonesia

Heather Angel / Elephant yam (Amorphophallus paeoniifolius) in UV light, lower band with female flowers, male flowers above.

Heather Angel / Elephant yam (Amorphophallus paeoniifolius) spathe with band of male flowers above and female flowers below. In cultivation.

Heather Angel / Elephant yam flower (Amorphophallus paeoniifolius) spadix surrounded by spathe. Cultivated in glasshouse.

Thomas Marent / Celebes Black Macaque (Macaca nigra) group beside a Corpse Flower (Amorphophallus paeoniifolius), Tangkoko Nature Reserve, northern Sulawesi, Indonesia

Thomas Marent / Celebes Black Macaque (Macaca nigra) feeding beside a Corpse Flower (Amorphophallus paeoniifolius), Tangkoko Nature Reserve, northern Sulawesi, Indonesia

Derek Galon / Elephant foot yam (Amorphophallus paeoniifolius) one of largest flowers in the world. Blooming in Papillote Garden, Dominica, West Indies.

Derek Galon / Elephant foot yam (Amorphophallus paeoniifolius) one of largest flowers in the world. Blooming in Papillote Garden, Dominica, West Indies.