The Collaborative International Dictionary
Dermatogen
Dermatogen \Der*mat"o*gen\, n. [Gr. de`rma, -atos, skin + -gen.] (Bot.) Nascent epidermis, or external cuticle of plants in a forming condition.
Wiktionary
dermatogen
n. (context botany English) nascent epidermis, or external cuticle of plants in a forming condition.