[mass noun]a shrubby aromatic North American plant of the daisy family 蒿属植物
Genus Artemisia, family Compositae: several species, in particular A. tridentata 蒿属,菊科: 数种,尤指三齿蒿 ■scrub which is dominated by such shrubs, occurring chiefly in semi-arid regions of western North America 灌木蒿灌丛