Yucca whipplei vs Our Lord's candle

Yucca whipplei and Our Lord's candle both are nouns.

Word	Noun	Adjective	Verb	Adverb
Yucca whipplei	Yes	No	No	No
Our Lord's candle	Yes	No	No	No

As nouns, Yucca whipplei and Our Lord's candle are synonyms defined as:

Yucca whipplei and Our Lord's candle: yucca of southwestern United States and Mexico with a tall spike of creamy white flowers

Yucca whipplei (noun)	Our Lord's candle (noun)
yucca of southwestern United States and Mexico with a tall spike of creamy white flowers	yucca of southwestern United States and Mexico with a tall spike of creamy white flowers