| 释义 |
Definition of phloem in English: phloemnoun ˈfləʊɛmˈfloʊˌɛm mass nounBotany The vascular tissue in plants which conducts sugars and other metabolic products downwards from the leaves. Example sentencesExamples - For the stem, the outermost green tissue, including both phloem and cambium were estimated.
- The conducting tissues within the vascular bundles are the xylem and phloem.
- Formation of phloem and early xylem was directly related to fruitlet size.
- Subsequently, this cambium produces both wound xylem and wound phloem and thus contributes to further thickening.
- Root tissue samples are hereafter referred to as periderm, phloem and xylem.
Origin Late 19th century: from Greek phloos 'bark' + the passive suffix -ēma. Definition of phloem in US English: phloemnounˈflōˌemˈfloʊˌɛm Botany The vascular tissue in plants that conducts sugars and other metabolic products downward from the leaves. Example sentencesExamples - Root tissue samples are hereafter referred to as periderm, phloem and xylem.
- Formation of phloem and early xylem was directly related to fruitlet size.
- Subsequently, this cambium produces both wound xylem and wound phloem and thus contributes to further thickening.
- For the stem, the outermost green tissue, including both phloem and cambium were estimated.
- The conducting tissues within the vascular bundles are the xylem and phloem.
Origin Late 19th century: from Greek phloos ‘bark’ + the passive suffix -ēma. |