OXTONGUE
oxtongue, bristly oxtongue, bitterweed, bugloss, Picris echioides
(noun) widespread European weed with spiny tongue-shaped leaves and yellow flowers; naturalized in United States
Source: WordNet® 3.1
Etymology
Noun
oxtongue (plural oxtongues)
Beef tongue (a foodstuff).
A flowering plant of the genus Picris, especially Picris echioides, the bristly oxtongue.
Source: Wiktionary
Ox"tongue`, n. (Bot.)
Definition: A name given to several plants, from the shape and roughness of
their leaves; as, Anchusa officinalis, a kind of bugloss, and
Helminthia echioides, both European herbs.
Source: Webster’s Unabridged Dictionary 1913 Edition