筛胞 [
shāi bāo]
sieve cells
- 但与被子植物的伴胞不同,它们不和筛胞起源于一个共同的母细胞。
Unlike the companion cells of angiosperms, they are not derived from the same mother cell as the sieve cell. - 胞质环流(胞质运动):在一些植物细胞特别是在幼筛管分子中观察到的细胞质围绕细胞的环形流动的现象。
Cyclosis (cytoplasmic streaming) The streaming of cytoplasm in a circular motion around the cell observed in some plants, particularly young sieve tube elements. - 蛋白质细胞:1.在裸子植物的次生韧皮部薄壁组织和韧皮射线中发现的1种垂直伸长的细胞,通常与筛胞相结合。
Albuminous cell 1.A vertically elongated parenchyma cell, found in groups in the rays of the secondary phloem in gymnosperms, where they are associated with sieve cells.
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