showy succulent ground-hugging plant of Rocky Mountains regions having deep to pale pink flowers and fleshy farinaceous roots; the Montana state flower
同义词：Lewisia rediviva
bitterroot详细解释
bit.ter.root n.（名词）A perennial herb(Lewisia rediviva), native to western North America and having showy pink or whitish flowers and an edible, fleshy root. 苦根琉维草，苦根马齿苋：一种多年生草本植物（苦根琉维草 琉维草属） ，原产于北美西部，有鲜艳粉色或白色花朵和可食肉质根
