1、Cells of the procambium and ground meristem are more vacuolated than those of the protoderm.
原形成層和基本分生組織的細胞比原表皮層細胞更加液泡化。

2、Protoxylem the PRIMARY xylem elements that are formed from the procambium first.
初生木質(zhì)部的成分，最早由原形成層形成。

3、Primary phloem PHLOEM derived from the procambium in the young plant.
初生韌皮部：指幼嫩植物中來源于原形成層的韌皮部。

4、Study of the Transition from Procambium to Vascular cambium in Erythrina Arborescens Roxb.
原形成層向維管形成層轉(zhuǎn)化的研究。

5、Primary xylem xylem derived from the procambium in the young plant.
初生木質(zhì)部：指幼嫩植物中來源于原形成層的木質(zhì)部。

6、Procambium The layer of cells that gives rise to the vascular tissue.
原形成層（原形成層束）：形成維管組織的一層細胞。

procambium翻譯