protoderm

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pro·to·derm

 (prō′tə-dûrm′)
n. Botany
The primary meristem that gives rise to epidermis. Also called dermatogen.

pro′to·derm′al adj.

protoderm

(ˈprəʊtəʊˌdɜːm)
n
(Botany) the layer of meristematic cells from which a plant's epidermis develops

pro•to•derm

(ˈproʊ təˌdɜrm)

n.
a thin outer layer of the meristem in embryos and growing points of roots and stems, which gives rise to the epidermis. Also called dermatogen.
[1930–35]
References in periodicals archive ?
IDG028 codes for a protodermal factor 1-like protein mainly in the pistil.
Single cotyledon is consist of three types of cells, pranchyma, procambial, protodermal.
Protodermal cells are cuboid to slightly elongated, radially (Figure 1a-e).