American Journal of Botany (AJB) is an internationally renowned journal publishing innovative, significant research of interest to a wide audience of scientists in all areas of plant biology (including ecology, evolution, physiology, biodiversity, systematics, development, genetics, paleobotany, structure and function), all levels of organization (ecosystem to molecular), and all organisms studied by botanical researchers (including land plants, algae, fungi, lichen, cyanobacteria).

《美國植物學雜志》(AJB)是一份國際知名的期刊，主要面向植物生物學(包括生態學、進化論、生理學、生物多樣性、系統學、發展學、遺傳學、古植物學、結構和功能)、各級組織(從生態系統到分子)以及植物學研究人員(包括陸生植物、藻類、真菌、地衣、藍藻)等各個領域的科學家發表具有創新性的重要研究成果。