Curcuma longa vs Curcuma domestica

Curcuma longa and Curcuma domestica both are nouns.

Word	Noun	Adjective	Verb	Adverb
Curcuma longa	Yes	No	No	No
Curcuma domestica	Yes	No	No	No

As nouns, Curcuma longa and Curcuma domestica are synonyms defined as:

Curcuma longa and Curcuma domestica: widely cultivated tropical plant of India having yellow flowers and a large aromatic deep yellow rhizome; source of a condiment and a yellow dye

Other synonyms of Curcuma longa include turmeric.

Curcuma longa (noun)	Curcuma domestica (noun)
widely cultivated tropical plant of India having yellow flowers and a large aromatic deep yellow rhizome; source of a condiment and a yellow dye	widely cultivated tropical plant of India having yellow flowers and a large aromatic deep yellow rhizome; source of a condiment and a yellow dye