umbrella sedge vs Cyperus alternifolius

umbrella sedge and Cyperus alternifolius both are nouns.

Word	Noun	Adjective	Verb	Adverb
umbrella sedge	Yes	No	No	No
Cyperus alternifolius	Yes	No	No	No

As nouns, umbrella sedge and Cyperus alternifolius are synonyms defined as:

umbrella sedge and Cyperus alternifolius: African sedge widely cultivated as an ornamental water plant for its terminal umbrellalike cluster of slender grasslike leaves

Other synonyms of umbrella sedge include umbrella plant.

umbrella sedge (noun)	Cyperus alternifolius (noun)
African sedge widely cultivated as an ornamental water plant for its terminal umbrellalike cluster of slender grasslike leaves	African sedge widely cultivated as an ornamental water plant for its terminal umbrellalike cluster of slender grasslike leaves