Surrounding the central cylinder is the pericycle.
围绕中柱的是中柱鞘。
Surrounding the central cylinder is the pericycle .
围绕中柱的是中柱鞘。
The pericycle produces the latent roots and periderm.
由中柱鞘产生侧根及周皮。
The anterior portion of the stele differentiated rather early into an outer layer-pericycle.
中柱最前端可较早地分化出中柱的最外一层中柱鞘。
Haplostele a type of protostele having a solid strand of stele with the xylem on the inside encircled by phloem pericycle and endodermis.
单中柱：原生中柱的一种类型，是由韧皮部、中柱鞘和内皮层包围着内方的木质部构成的实心中柱。
Haplostele a type of protostele having a solid strand of stele with the xylem on the inside encircled by phloem pericycle and endodermis.
单中柱：原生中柱的一种类型，是由韧皮部、中柱鞘和内皮层包围着内方的木质部构成的实心中柱。
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