The development of xylem is of mesarch.Stomata are monocyclic type.
脉、柄、上胚轴的维管束均为外韧。
The development of xylem is of mesarch.Stomata are monocyclic type.
脉、柄、上胚轴的维管束均为外韧。
Actinostele A rype of protostele in which the xylem is star shaped and the phloem lies between the points of the star.
原生中柱的一。木质部是星形的,韧皮部位于星形之间。
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