| 释义 |
‖ soredium Bot.|səˈriːdɪəm|
Pl. soredia.
[mod.L., f. Gr. σωρός a heap. Cf. F. sorédion.]
A thallus-bud or cell in lichens. Usu. in pl.
1829Loudon Encycl. Plants (1836) 949 Soredia are little heaps of free, pulverulent bodies, mostly of a whitish color, placed on various parts of the frond. 1866Treas. Bot. 867/2 The soredia predominating over the crust it assumes the name of Lepraria. 1882Vines tr. Sachs' Bot. 327, A a simple soredium, consisting of a gonidium covered with a web of hyphæ;..C a group of simple soredia. |