常見(jiàn)例句In roots it may also be called plerome. 原形成層在根中也被可稱(chēng)為中柱原。The primary meristem consisted of calyptrogen, primordial epidermis, periblem and plerome, while the primary structure consisted of epidermid, cortex and central cylinder.Primary xylem is diarch. 原分生組織來(lái)源于胚根,由3群原始細(xì)胞組成,具有典型分生組織的細(xì)胞學(xué)特征;pleromn. [植]中柱原 返回 plerome