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单词 leaf gap
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Examples ofleaf gap

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Theleafgapis a break in the vascular tissue of a stem above the point of attachment of a leaf trace.
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The leaf is connected to the stem by the leaf trace, which grows through theleafgap.
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In the classical concept of a microphyll, this vein emerges from the protostele without leaving aleafgap.
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In cross section, the vascular tissue does not form a complete cylinder where aleafgapoccurs.
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Some genera of ferns display complex leaves that are attached to the pseudostele by an outgrowth of the vascular bundle, leaving noleafgap.
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Aleafgapis where the vascular tissue branches off to a frond.
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The numerous leaf gaps and leaf traces give a dictyostele the appearance of many isolated islands of xylem surrounded by phloem.
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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.
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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.
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Siphonosteles often have interruptions in the vascular strand where leaves (typically megaphylls) originate (called leaf gaps).
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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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更新时间:2025/9/27 11:54:50