Definition of vascular ray
: a band of usually parenchymatous cells extending from the cambium into both the xylem and phloem of a plant root or stem that conducts fluids radially and appears in a cross section like a spoke of a wheel
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“Vascular ray.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vascular%20ray. Accessed 6 Jul. 2022.
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Time Traveler for vascular ray
The first known use of vascular ray was circa 1673
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