Dracontium
Encyclopedia
Dracontium is a flowering plant similar to Amorphophallus
Amorphophallus
Amorphophallus is a large genus of some 170 tropical and subtropical tuberous herbaceous plants from the Arum family...

. It can be distinguished on the basis of its inflorescence, which is smaller and unisexual. The tuber
Tuber
Tubers are various types of modified plant structures that are enlarged to store nutrients. They are used by plants to survive the winter or dry months and provide energy and nutrients for regrowth during the next growing season and they are a means of asexual reproduction...

 is large, similar to that of Amorphophallus
Amorphophallus
Amorphophallus is a large genus of some 170 tropical and subtropical tuberous herbaceous plants from the Arum family...

but rounder, with no central and circular scar mark. When the plant begins to flower, the tuber swells and smoothens.
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