promeristem
n. [植] 原分生组织;[植] 前分生组织
例句
Promeristem possessed the typical cell characteristics of meristem.
原分生组织具有典型分生组织的细胞特征;
The promeristem in the shoot apex consists of tunica, corpus and leaf primordium.
苗端的原分生组织由原套、原体和叶原基组成。