管束 guǎnshù to restrain Origin Definitions Defs Strokes Stroke Words Sentences Sents 维管束 wéiguǎnshù vascular bundle A cluster of long, tube-like tissues in higher plants that transport water and nutrients to different parts of the plant.维管束植物 wéiguǎnshùzhíwù vascular plant a plant characterized by the presence of conducting tissue; tracheophyte