fig marigold vs pebble plant

fig marigold and pebble plant both are nouns.

Word	Noun	Adjective	Verb	Adverb
fig marigold	Yes	No	No	No
pebble plant	Yes	No	No	No

As nouns, fig marigold and pebble plant are synonyms defined as:

fig marigold and pebble plant: any of several South African plants of the genus Mesembryanthemum cultivated for showy pink or white flowers

fig marigold (noun)	pebble plant (noun)
any of several South African plants of the genus Mesembryanthemum cultivated for showy pink or white flowers	any of several South African plants of the genus Mesembryanthemum cultivated for showy pink or white flowers