n. 拳参

[医] 治喘莠, 洋大戟草

[ noun ]
low-growing sticky subshrub of southwestern United States having narrow linear leaves on many slender branches and hundreds of tiny yellow flower heads
<noun.plant>

Snakeweed \Snake"weed`\, n. (Bot.)
(a) A kind of knotweed ({Polygonum Bistorta}).
(b) The Virginia snakeroot. See {Snakeroot}.