User Contributed Dictionary
Noun
pericycleExtensive Definition
The pericycle is a cylinder of parenchyma cells
that lies just inside the endodermis and is the outer
most part of the stele
(biology) of plants.
In dicots, it also has the capacity
to produce lateral
roots. Branch roots arise from this primary meristem tissue. In
plants undergoing secondary
growth, the pericycle contributes to the vascular
cambium often diverging into a cork
cambium.
A plant tissue characteristic of the roots,
located between the endodermis and phloem.
It may be of single layer or it may be
multilayered.