vascular cambium

American  

noun

1. cambium.

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vascular cambium Scientific  

1. A cylindrical layer of cambium that runs through the stem of a plant that undergoes secondary growth. The vascular cambium produces vascular tissues, new xylem on its interior side and new phloem on its exterior side. All woody plants and most eudicots have vascular cambium.

2. See more at cambium

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Example Sentences

The bark of a tree extends from the vascular cambium to the epidermis.

From Textbooks • Jun. 9, 2022

By examining the genetics of the vascular cambium, a layer or cylinder of living cells behind the bark, they found that the ginkgo grows wide indefinitely through old age.

From New York Times • Jan. 13, 2020

The trees grow up and out: Up, with a cell-generating region called the apical meristem, and out, with the vascular cambium.

From New York Times • Jan. 13, 2020

Secondary growth occurs in meristems called the vascular cambium and cork cambium; this is when older stems and roots increase in thickness and length.

From Textbooks • Jan. 1, 2018

The activity of the vascular cambium gives rise to annual growth rings.

From Textbooks • Jan. 1, 2015