Russian thistle
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 Any of several species of genus Salsola and its close relatives, prickly shrublike annuals, especially Salsola tragus (syn. Kali tragus, which is the best-known kind of tumbleweed in the US.
- 2 prickly bushy Eurasian plant; a troublesome weed in central and western United States wordnet
- 3 Salsola australis Australia
Etymology
From Russian + thistle: believed to have been introduced to North America from Russia, and is prickly like a thistle.