Amorphophallus titanum vs titan arum

Amorphophallus titanum and titan arum both are nouns.

Word	Noun	Adjective	Verb	Adverb
Amorphophallus titanum	Yes	No	No	No
titan arum	Yes	No	No	No

As nouns, Amorphophallus titanum and titan arum are synonyms defined as:

Amorphophallus titanum and titan arum: malodorous tropical plant having a spathe that resembles the corolla of a morning glory and attains a diameter of several feet

Other synonyms of Amorphophallus titanum include krubi.

Amorphophallus titanum (noun)	titan arum (noun)
malodorous tropical plant having a spathe that resembles the corolla of a morning glory and attains a diameter of several feet	malodorous tropical plant having a spathe that resembles the corolla of a morning glory and attains a diameter of several feet