orange grass vs Hypericum gentianoides

orange grass and Hypericum gentianoides both are nouns.

Word	Noun	Adjective	Verb	Adverb
orange grass	Yes	No	No	No
Hypericum gentianoides	Yes	No	No	No

As nouns, orange grass and Hypericum gentianoides are synonyms defined as:

orange grass and Hypericum gentianoides: annual wiry-stemmed North American weed with minute scalelike leaves and small yellow flowers

Other synonyms of orange grass include nitweed, pine-weed, pineweed.

orange grass (noun)	Hypericum gentianoides (noun)
annual wiry-stemmed North American weed with minute scalelike leaves and small yellow flowers	annual wiry-stemmed North American weed with minute scalelike leaves and small yellow flowers