Eichhornia crassipes vs water hyacinth

Eichhornia crassipes and water hyacinth both are nouns.

Word	Noun	Adjective	Verb	Adverb
Eichhornia crassipes	Yes	No	No	No
water hyacinth	Yes	No	No	No

As nouns, Eichhornia crassipes and water hyacinth are synonyms defined as:

Eichhornia crassipes and water hyacinth: a tropical floating aquatic plant having spikes of large blue flowers; troublesome in clogging waterways especially in southern United States

Other synonyms of Eichhornia crassipes include Eichhornia spesiosa, water orchid.

Eichhornia crassipes (noun)	water hyacinth (noun)
a tropical floating aquatic plant having spikes of large blue flowers; troublesome in clogging waterways especially in southern United States	a tropical floating aquatic plant having spikes of large blue flowers; troublesome in clogging waterways especially in southern United States