cat's foot vs Antennaria dioica

cat's foot and Antennaria dioica both are nouns.

Word	Noun	Adjective	Verb	Adverb
cat's foot	Yes	No	No	No
Antennaria dioica	Yes	No	No	No

As nouns, cat's foot and Antennaria dioica are synonyms defined as:

cat's foot and Antennaria dioica: low-growing perennial herb having leaves with whitish down and clusters of small white flowers

Other synonyms of cat's foot include cat's feet, pussytoes.

cat's foot (noun)	Antennaria dioica (noun)
low-growing perennial herb having leaves with whitish down and clusters of small white flowers	low-growing perennial herb having leaves with whitish down and clusters of small white flowers