phellogen
noun
phel·lo·gen
ˈfe-lə-jən 
: a secondary meristem that initiates phellem and phelloderm in the periderm of a stem or root
called also cork cambium
Cite this Entry
“Phellogen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/phellogen. Accessed 4 Nov. 2025.
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