| 单词 |
polari- |
| 释义 |
polari-|pəʊˈlærɪ|
combining form of med.L. polāris polar; as in polari-(bi)locular, of a lichen spore (see quots. 19211 and 1967); polari-guttulate a., having polar guttules (see guttulate); polari-nucleate a., having polar nuclei.
1871W. Leighton Lichen Flora Gt. Brit. 175 Spores 8, colourless, ellipsoid, polari-bilocular. 1887W. Phillips Brit. Discomycetes 276 Sporidia 8, linear-oblong, straight or curved, polari-nucleate. Ibid. 361 Sporidia 8, elliptic or slightly turbinate, polari-guttulate. 1921A. L. Smith Handbk. Brit. Lichens 9 In the family, Physciaceæ, the cross wall of the septate spore is so thickened that the lumen of each cell is reduced to a small area at the ends; hence the term polari-bilocular. 1921― Lichens 422 In such a phylum as the Physciaceæ (with colourless polarilocular spores) there is a clear example of a closely connected series. 1967M. E. Hale Biol. Lichens ii. 37 Polarilocular spores: two-celled spores with a thick median wall and a thin isthmus, or conversely a single-celled spore with a median constriction. |
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