Tragopogon pratensis vs shepherd's clock

Tragopogon pratensis and shepherd's clock both are nouns.

Word	Noun	Adjective	Verb	Adverb
Tragopogon pratensis	Yes	No	No	No
shepherd's clock	Yes	No	No	No

As nouns, Tragopogon pratensis and shepherd's clock are synonyms defined as:

Tragopogon pratensis and shepherd's clock: weedy European annual with yellow flowers; naturalized in United States

Other synonyms of Tragopogon pratensis include goatsbeard, meadow salsify.

Tragopogon pratensis (noun)	shepherd's clock (noun)
weedy European annual with yellow flowers; naturalized in United States	weedy European annual with yellow flowers; naturalized in United States