| 释义 |
‖ ustilago Bot.|ʌstɪˈleɪgəʊ|
Pl. ustilagines |-ˈeɪdʒɪniːz|.
[Late L. ūstilāgo, app. a kind of thistle; in mod.L. applied to smut on account of its burned or blackened appearance: cf. next.]
Smut on oats, barley, or other grain, etc.; also spec., a genus of parasitic fungi, typical of the N.O. Ustilagineæ (brand fungi).
1578Lyte Dodoens 471 Vstilago is a certayne disease, or infirmitie, that happeneth vnto..ebare eares, but especially vnto Otes. Ibid., This barren and vnfruitefull herbe is nowe called Vstilago, that is to say, Burned, or Blighted. a1722Lisle Husb. (1757) 130, I could find little ustilago in my oats. Ibid., The ustilago is common to the ears of grass as well as of corn. 1822–7Good Study Med. (1829) II. 118 Wheat which is..infested with albigo (mildew), ustilago (smut), and clavus (ergot or spur). 1857M. J. Berkeley Introd. Cyrpt. Bot. 323 Scarcely ever so much a to make them disagreeable objects like the Ustilagos. 1866Treas. Bot. 1197/2 Ustilago, smut, a disease in which the natural tissue is replaced by black powder. 1895M. C. Cooke Study Fungi xxi. 251 It was..customary to associate the Ustilagines with the Uredines. |