thatch tree vs silver thatch

thatch tree and silver thatch both are nouns.

Word	Noun	Adjective	Verb	Adverb
thatch tree	Yes	No	No	No
silver thatch	Yes	No	No	No

As nouns, thatch tree and silver thatch are synonyms defined as:

thatch tree and silver thatch: small palm of southern Florida and West Indies closely resembling the silvertop palmetto

Other synonyms of thatch tree include broom palm, thatch palm, Thrinax parviflora.

thatch tree (noun)	silver thatch (noun)
small palm of southern Florida and West Indies closely resembling the silvertop palmetto	small palm of southern Florida and West Indies closely resembling the silvertop palmetto
	small stocky fan palm of southern Florida and Cuba