a chiefly tropical or subtropical plant of the bellflower family, in particular an annual widely grown as a bedding plant. Some kinds are aquatic, and some grow as thick-trunked shrubs or trees on African mountains 半边莲属植物
Genus Lobelia, family Campanulaceae: many species, including the popular blue-flowered L. erinus 半边莲属,桔梗科:多种,包括著名的开蓝花的半边莲
语源
modern Latin, named after Matthias de Lobel (1538–1616), Flemish botanist to James I