[植]珠蓍

[ noun ]
Eurasian herb having loose heads of button-shaped white flowers and long grey-green leaves that cause sneezing when powdered
<noun.plant>

Sneezewort \Sneeze"wort`\, n. (Bot.)
A European herbaceous plant ({Achillea Ptarmica}) allied to
the yarrow, having a strong, pungent smell.