| 单词 |
pileorhiza |
| 释义 |
‖ pileorhiza Bot.|paɪliːəʊˈraɪzə| Also pileorrhiza; and in anglicized form ˈpileoˌrhize. [mod.L., f. L. pīleus cap + Gr. ῥίζα root. Cf. coleorhiza.] The mass of tissue which covers and protects the growing-point of a root; the root-cap.
1857Henfrey Bot. §771 The conical hood upon the apex of the root, called the pileorrhiza. Ibid., The focus of development of the root is within the pileorrhiza, which is pushed forward by the continual development of cells just behind the apex. 1857Berkeley Cryptog. Bot. §49 There is the same highly developed pileorhize, which is no special organ, but the same thing with the pileorhize in more complicated plants. 1870Bentley Man. Bot. (ed. 2) 113. |
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