what does bristly oxtongue mean?

BRISTLY OXTONGUE as NOUN

Meaning
- widespread European weed with spiny tongue-shaped leaves and yellow flowers
- naturalized in United States
Synonym(s)
- bitterweed (what does bitterweed mean?)
- bugloss (what does bugloss mean?)
- oxtongue (what does oxtongue mean?)
- Picris echioides (what does Picris echioides mean?)
Hypernyms(s) bristly oxtongue is a kind of… Example: animal is a hypernym of mammal, plant is a hypernym of flower
- weed (what does weed mean?)