“oophoridium”的英文意思_释义_用法

单词

oophoridium

释义

‖ oophoridium Bot.|ˌəʊəʊfɒˈrɪdɪəm|
Also in anglicized form oophorid |əʊˈɒfərɪd|.
[f. mod.L. ōophoron ovary + -idium, Gr. -ιδιον, dim. ending.]
A name for the macrosporangia (or, loosely, the macrospores) of certain Lycopodiaceæ.
1835Lindley Introd. Bot. (1848) II. 98 Lycopods..Their Oophorids.1864T. Moore Brit. Ferns 94 In the Selaginellas, an additional kind of spore-case is produced, which contains three or four roundish fleshy spores, many times as large as the granular spores..these larger bodies are called oophoridia.1866Treas. Bot. 815/1 Oophoridium, the larger form of spore-case in Selaginella.1870Bentley Man. Bot. (ed. 2) 366 The oosporangia or oophoridia are usually two-valved cases, with four lobes, each of which contains one large spore.1870Hooker Stud. Flora 469 Lycopodiaceæ..larger capsules containing 3–4 much larger spores (macrospores or oophoridia).

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