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生物竞赛单茎结构


A higher magnification and more detailed view of bulrush (Scirpus sp.) aerial stem. Note the similarity of the vascular bundles to Zea mays, another monocot. Identify the strand of fibers

and each of the tissues within the vascular bundles.

Structure of cross-sectioned stem in Bambusa Dispersed vascular bundles Cross section of bamboo (Bambusa sp.) stem showing dispersed vascular bundles embedded in ground parenchyma. Identify the sclerenchymatous bundle sheath, phloem and xylem.


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