starry saxifrage vs Saxifraga stellaris

starry saxifrage and Saxifraga stellaris both are nouns.

Word	Noun	Adjective	Verb	Adverb
starry saxifrage	Yes	No	No	No
Saxifraga stellaris	Yes	No	No	No

As nouns, starry saxifrage and Saxifraga stellaris are synonyms defined as:

starry saxifrage and Saxifraga stellaris: small often mat-forming alpine plant having small starlike white flowers; Europe

Other synonyms of starry saxifrage include star saxifrage.

starry saxifrage (noun)	Saxifraga stellaris (noun)
small often mat-forming alpine plant having small starlike white flowers; Europe	small often mat-forming alpine plant having small starlike white flowers; Europe