单词 | leaf gap |
释义 | BETA Examples ofleaf gapDictionary> Examples ofleaf gap leaf gapisn’t in the Cambridge Dictionary yet. You can help! Add a definition Theleafgapis a break in the vascular tissue of a stem above the point of attachment of a leaf trace. From Wikipedia ![]() The leaf is connected to the stem by the leaf trace, which grows through theleafgap. From Wikipedia ![]() In the classical concept of a microphyll, this vein emerges from the protostele without leaving aleafgap. From Wikipedia ![]() In cross section, the vascular tissue does not form a complete cylinder where aleafgapoccurs. From Wikipedia ![]() Some genera of ferns display complex leaves that are attached to the pseudostele by an outgrowth of the vascular bundle, leaving noleafgap. From Wikipedia ![]() Aleafgapis where the vascular tissue branches off to a frond. From Wikipedia ![]() The numerous leaf gaps and leaf traces give a dictyostele the appearance of many isolated islands of xylem surrounded by phloem. From Wikipedia ![]() The stem anatomy of ferns is more complicated than that of dicots because fern stems often have one or more leaf gaps in cross section. From Wikipedia ![]() Leaf gaps are small areas above the node of some leaves where there is no vascular tissue, as it has all been diverted to the leaf. From Wikipedia ![]() Siphonosteles often have interruptions in the vascular strand where leaves (typically megaphylls) originate (called leaf gaps). From Wikipedia ![]() These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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