procambium

n. 原形成层 [医] 前形成层, 前新生层

词形变化

procambia 复数 procambia

释义与例句

n.
  1. 1.

    A meristem that lies just inside the protoderm and develops into primary xylem and primary phloem

    生物 植物学

词源

From pro- + cambium.

来源：wiktionary