| 释义 |
dictyostele Bot.|ˈdɪktɪəʊstiːl, dɪkˈtaɪəstiːl|
[f. Gr. δίκτυο-ν net + stele 2.]
In some ferns and dicotyledons, a stele which is so interrupted by leaf-gaps as to resemble a network of strands. Hence dictyoˈstelic a.
1902G. Brebner in Ann. Bot. XVI. 521 Dictyostele, a vascular tube with large overlapping leaf gaps, so that the whole structure becomes a network of vascular strands. 1911Encycl. Brit. XXI. 736/2 It is better to call..a segment of a broken-up stele a meristele, the whole solenostele with overlapping leaf-gaps being called a dictyostele. 1934Webster, Dictyostelic. 1955Ann. Bot. XIX. 495 The vascular structure of the attenuated specimens was dictyostelic. |