pride of California vs Lathyrus splendens

pride of California and Lathyrus splendens both are nouns.

Word	Noun	Adjective	Verb	Adverb
pride of California	Yes	No	No	No
Lathyrus splendens	Yes	No	No	No

As nouns, pride of California and Lathyrus splendens are synonyms defined as:

pride of California and Lathyrus splendens: shrubby California perennial having large pink or violet flowers; cultivated as an ornamental

pride of California (noun)	Lathyrus splendens (noun)
shrubby California perennial having large pink or violet flowers; cultivated as an ornamental	shrubby California perennial having large pink or violet flowers; cultivated as an ornamental