primary plasmodesma初生胞间连丝
secondary plasmodesma次生胞间连丝
plasmodesma-associated proteins胞间连丝相关蛋白
plasmodesma without ER不含内质网的胞间连丝
half-plasmodesma半连丝
Between the secretory cell and the basal cell the cell wall exists the similar structure of Casparian strip through which much plasmodesma goes.
头细胞和基细胞相邻的细胞壁上有类似凯丝带增厚的细胞壁，壁间有较粗的胞间连丝通过。 苦参的抗盐方式属于泌盐型。
参考来源 - 松嫩平原三种豆科植物抗盐结构研究Second, the frequency of plasmodesmata connecting mature phloem ganglion cells is bigger than that of the normal sieve element. Also the diameter of plasmodesma is between that of sieve pore and normal Plasmodesma.
这些变化与筛管分子的相似,但成熟的“韧皮部结”中仍存在正在分化和具分生特点的细胞,并且细胞间胞间连丝的频率增加,胞间连丝直径介于筛孔和一般胞间连丝之间。
参考来源 - 毛竹（Phyllostachys edulis）“韧皮部结”的发育生物学研究N（名词） any of various very fine cytoplasmic threads connecting the cytoplasm of adjacent cells via minute holes in the cell walls 胞间连丝 [botany]