oosphere Bot.
(ˈəʊəsfɪə(r))
[mod. f. Gr. {wlenisisub}ό-ν egg + σϕαῖρα sphere.]
The female reproductive cell, esp. in the Thallophytes or lower Cryptogams, which when fertilized becomes an oospore.
| 1875 Bennett & Dyer tr. Sachs' Bot. 212 Oogonia are cells in which the female reproductive bodies or Oospheres are formed. 1882 Thiselton Dyer in Nature XXV. 390 The beautiful process of division of the primary oosphere in some of the species. |