- Types:
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stele
the usually cylindrical central vascular portion of the axis of a vascular plant
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cambium
a formative one-cell layer of tissue between xylem and phloem in most vascular plants that is responsible for secondary growth
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fibrovascular bundle, vascular bundle, vascular strand
a unit strand of the vascular system in stems and leaves of higher plants consisting essentially of xylem and phloem
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medullary ray, vascular ray
a sheet of vascular tissue separating the vascular bundles
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xylem
the woody part of plants: the supporting and water-conducting tissue, consisting primarily of tracheids and vessels
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tracheid
long tubular cell peculiar to xylem
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bast, phloem
(botany) tissue that conducts synthesized food substances (e.g., from leaves) to parts where needed; consists primarily of sieve tubes
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sieve tube
tube formed by cells joined end-to-end through which nutrients flow in flowering plants and brown algae
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nervure, vein
any of the vascular bundles or ribs that form the branching framework of conducting and supporting tissues in a leaf or other plant organ
