单词 leaf gap 释义 BETA

Examples ofleaf gap

Dictionary> Examples ofleaf gapleaf gapisn’t in the Cambridge Dictionary yet. You can help!Add a definitionTheleafgapis a break in the vascular tissue of a stem above the point of attachment of a leaf trace.FromWikipediaThis example is from Wikipedia and may be reused under a CC BY-SA license.The leaf is connected to the stem by the leaf trace, which grows through theleafgap.FromWikipediaThis example is from Wikipedia and may be reused under a CC BY-SA license.In the classical concept of a microphyll, this vein emerges from the protostele without leaving aleafgap.FromWikipediaThis example is from Wikipedia and may be reused under a CC BY-SA license.In cross section, the vascular tissue does not form a complete cylinder where aleafgapoccurs.FromWikipediaThis example is from Wikipedia and may be reused under a CC BY-SA license.Some genera of ferns display complex leaves that are attached to the pseudostele by an outgrowth of the vascular bundle, leaving noleafgap.FromWikipediaThis example is from Wikipedia and may be reused under a CC BY-SA license.Aleafgapis where the vascular tissue branches off to a frond.FromWikipediaThis example is from Wikipedia and may be reused under a CC BY-SA license.The numerous leaf gaps and leaf traces give a dictyostele the appearance of many isolated islands of xylem surrounded by phloem.FromWikipediaThis example is from Wikipedia and may be reused under a CC BY-SA license.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.FromWikipediaThis example is from Wikipedia and may be reused under a CC BY-SA license.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.FromWikipediaThis example is from Wikipedia and may be reused under a CC BY-SA license.Siphonosteles often have interruptions in the vascular strand where leaves (typically megaphylls) originate (called leaf gaps).FromWikipediaThis example is from Wikipedia and may be reused under a CC BY-SA license.

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