Zantedeschia vs liliopsid genus

Zantedeschia and liliopsid genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Zantedeschia	Yes	No	No	No
liliopsid genus	Yes	No	No	No

As nouns, liliopsid genus is a hypernym of Zantedeschia; that is, liliopsid genus is a word with a broader meaning than Zantedeschia:

Zantedeschia: calla lily
liliopsid genus: genus of flowering plants having a single cotyledon (embryonic leaf) in the seed

Other hypernyms of Zantedeschia include monocot genus.

Zantedeschia (noun)	liliopsid genus (noun)
calla lily	genus of flowering plants having a single cotyledon (embryonic leaf) in the seed