Anogramma leptophylla vs fern

Anogramma leptophylla and fern both are nouns.

Word	Noun	Adjective	Verb	Adverb
Anogramma leptophylla	Yes	No	No	No
fern	Yes	No	No	No

As nouns, fern is a hypernym of Anogramma leptophylla; that is, fern is a word with a broader meaning than Anogramma leptophylla:

Anogramma leptophylla: small short-lived fern of Central and South America
fern: any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores

Anogramma leptophylla (noun)	fern (noun)
small short-lived fern of Central and South America	any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores