单词 | endostome |
释义 | > as lemmasendostome endostome n. Brit. /ˈɛndə(ʊ)stəʊm/ , U.S. /ˈɛndəˌstoʊm/ Botany the aperture in the inner integument of an ovule. [After French endostome (1819 in Mirbel, or earlier).] ΚΠ 1832 J. Lindley Introd. Bot. 155 In the language of Mirbel, exostome in the outer integument, and endostome in the inner integument. 1879 A. Gray in A. Gray & G. L. Goodale Bot. Text-bk. (ed. 6) I. vi. 277 When the ovule has two coats, the foramen of the outer one is called Exostome, of the inner Endostome; literally the outer and the inner orifice. < as lemmas |
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