meristeleyoudaoicibaDictYouDict[meristele 词源字典]
"In certain vascular plants, especially ferns: any of the vascular bundles comprising a dictyostele", Late 19th cent.; earliest use found in Sydney Vines (1849–1934), botanist. Apparently irregularly from ancient Greek μερίς part + stele.[meristele etymology, meristele origin, 英语词源]