Metroxylon vs monocot genus

Metroxylon and monocot genus both are nouns.

Word	Noun	Adjective	Verb	Adverb
Metroxylon	Yes	No	No	No
monocot genus	Yes	No	No	No

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

Metroxylon: a genus of Malayan pinnate-leaved palm trees that flower and fruit once and then die
monocot genus: genus of flowering plants having a single cotyledon (embryonic leaf) in the seed

Other hypernyms of Metroxylon include liliopsid genus.

Metroxylon (noun)	monocot genus (noun)
a genus of Malayan pinnate-leaved palm trees that flower and fruit once and then die	genus of flowering plants having a single cotyledon (embryonic leaf) in the seed