Pontederia cordata vs pickerel weed

Pontederia cordata and pickerel weed both are nouns.

Word	Noun	Adjective	Verb	Adverb
Pontederia cordata	Yes	No	No	No
pickerel weed	Yes	No	No	No

As nouns, Pontederia cordata and pickerel weed are synonyms defined as:

Pontederia cordata and pickerel weed: American plant having spikes of blue flowers and growing in shallow water of streams and ponds

Other synonyms of Pontederia cordata include pickerelweed, wampee.

Pontederia cordata (noun)	pickerel weed (noun)
American plant having spikes of blue flowers and growing in shallow water of streams and ponds	American plant having spikes of blue flowers and growing in shallow water of streams and ponds