Leichtlin's camas vs quamash

Leichtlin's camas and quamash both are nouns.

Word	Noun	Adjective	Verb	Adverb
Leichtlin's camas	Yes	No	No	No
quamash	Yes	No	No	No

As nouns, quamash is a hypernym of Leichtlin's camas; that is, quamash is a word with a broader meaning than Leichtlin's camas:

Leichtlin's camas: camas found to the west of Cascade Mountains
quamash: any of several plants of the genus Camassia; North and South America

Other hypernyms of Leichtlin's camas include camas, camash, camass, camosh.

Leichtlin's camas (noun)	quamash (noun)
camas found to the west of Cascade Mountains	any of several plants of the genus Camassia; North and South America