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单词 piliferous layer
释义

> as lemmas

piliferous layer
piliferous layer n. Botany the part of the epidermis of a root which bears root hairs.
ΚΠ
1885 G. L. Goodale in A. Gray & G. L. Goodale Bot. Text-bk. (ed. 6) II. i. iii. 108 The piliferous layer has no intercellular spaces.
1934 A. Arber Gramineae xii. 249 As in other desert grasses, the cells of the piliferous layer secrete mucilage in the region near the root tip, and thus cement the neighbouring sand grains.
1997 Amer. Jrnl. Bot. 84 851/2 Toward the base of the cotyledon, in the region of the root cap and piliferous layer, the primary root (radicle) differentiates.
extracted from piliferousadj.
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