释义 |
eusteleenUK
eu·stele E0244200 (yo͞o′stēl, yo͞o-stē′lē)n. A stele in which the primary vascular tissue is arranged in bundles around a pith, as in most seed plants.eustele (ˈjuːˌstiːl) na type of stele found in most seed plants, consisting of a central pith surrounded by the primary vascular tissueeu•stele (ˈyu stil, yuˈsti li) n., pl. -steles. Bot. an arrangement of the xylem and phloem in discrete strands, separated by areas of parenchymatous tissue. [1915–20] eusteleenUK
eustele[yü′stēl] (botany) A modified siphonostele containing collateral or bicollateral vascular bundles; found in most gymnosperm and angiosperm stems. |