n.European perennial branching plant; occurs in hedgerows and at the edge of woodlands
同义词：Lithospermum officinale
英汉双解大词典
gromwell/ˈɡrɒmwəl/
1.
N（名词）
any of various hairy plants of the boraginaceous genus Lithospermum, esp L. officinale, having small greenish-white, yellow, or blue flowers, and smooth nutlike fruits 紫草属植物 → see also puccoon