English noun: spear thistle | |||
| 1. | spear thistle (plant) European thistle with rather large heads and prickly leaves; extensively naturalized as a weed in the United States | ||
| Synonyms | boar thistle, bull thistle, Cirsium lanceolatum, Cirsium vulgare | ||
| Broader (hypernym) | plume thistle, plumed thistle | ||