Bidens coronata vs beggar-ticks

Bidens coronata and beggar-ticks both are nouns.

Word	Noun	Adjective	Verb	Adverb
Bidens coronata	Yes	No	No	No
beggar-ticks	Yes	No	No	No

As nouns, beggar-ticks is a hypernym of Bidens coronata; that is, beggar-ticks is a word with a broader meaning than Bidens coronata:

Bidens coronata: North American bur marigold with large flowers
beggar-ticks: any of several plants of the genus Bidens having yellow flowers and prickly fruits that cling to fur and clothing

Other hypernyms of Bidens coronata include beggar's-ticks, bur marigold, burr marigold, sticktight.

Bidens coronata (noun)	beggar-ticks (noun)
North American bur marigold with large flowers	any of several plants of the genus Bidens having yellow flowers and prickly fruits that cling to fur and clothing
	the seed of bur marigolds