medullary ray
noun
1
: a primary tissue composed of radiating bands of parenchyma cells extending between the vascular bundles of herbaceous dicotyledonous stems and connecting the pith with the cortex
2
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“Medullary ray.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/medullary%20ray. Accessed 22 Nov. 2024.
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