单词phelloderm
n.: 【植】栓内层网络: 软木皮层;成栓内层;绿皮层
【植物;植物学】栓内层
复数:phelloderms
Tanning materials are abundant in pericycle cells and phelloderm cells;
中柱鞘和栓内层细胞富含单宁类物质;