Madia elegans vs common madia

Madia elegans and common madia both are nouns.

Word	Noun	Adjective	Verb	Adverb
Madia elegans	Yes	No	No	No
common madia	Yes	No	No	No

As nouns, Madia elegans and common madia are synonyms defined as:

Madia elegans and common madia: California annual having red-brown spots near the base of its yellow flower rays

Other synonyms of Madia elegans include common tarweed.

Madia elegans (noun)	common madia (noun)
California annual having red-brown spots near the base of its yellow flower rays	California annual having red-brown spots near the base of its yellow flower rays