名詞 gentian:

1. any of various plants of the family Gentianaceae especially the genera Gentiana and Gentianella and Gentianopsis

gen.tian

n.（名詞）
Any of numerous plants of the genusGentiana, characteristically having showy, variously colored flowers.
龍膽：一種龍膽 屬植物，通常地具有各種顏色的艷麗的花
The dried rhizome and roots of a yellow-flowered European gentian,G. lutea, sometimes used as a tonic.
龍膽根：歐洲黃花龍膽屬植物的干地下根莖黃龍膽根 ，有時用作補藥

來源：
Middle English gencian
中古英語 gencian
from Old French genciane
源自 古法語 genciane
from Latin genti3na
源自 拉丁語 genti3na
perhaps after Gentius , second-century b.c. king of Illyria
可能由 延蒂烏斯 而得名，他是 公元前 2世紀的伊利里亞國王