单词 | perigynous |
释义 | perigynousadj. Botany. Situated around the ovary; spec. (of stamens) inserted (together with the petals and sepals) around, rather than above or below, the ovary, i.e. on the rim of the receptacle of a superior ovary. Also: (of a flower) having the perianth and stamens so placed; (of a plant or group of plants) having such flowers. Contrasted with epigynous adj., hypogynous adj. ΘΚΠ the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > [adjective] > having or relating to parts > of or having stamens or pistils > of or having stamens or male > in specific quantity, form, or arrangement castrate1704 syngenesious1753 pentandrious1754 pentandrous1757 polyandrous1757 polyadelphous1778 triandrious1786 polyandrian1787 gynandrian1791 monadelphous1806 monandrous1806 tetrandrous1806 perigynous1807 octandrousa1815 pleurogynous1819 hypogynous1821 icosandrian1828 octandrian1828 pentandrian1828 polyadelphian1828 tetradynamian1828 hexandrous1830 pentadelphous1830 tetradynamous1830 triadelphous1830 triandrous1830 icosandrous1836 corollifloral1839 indefinite1839 oligandrous1851 isadelphous1855 thalamifloral1857 thalamiflorous1857 phalangiform1858 polyandrious1858 allagostemonous1879 corolliflorous1880 obdiplostemonous1882 hypogynic1886 octandrious1890 Monadelphic1959 polyandric1976 1807 Trans. Linn. Soc. 8 1 That insertion of the Stamina which the celebrated Jussieu has denominated Perigynous. 1846 J. Lindley Veg. Kingdom 513 Those perigynous plants which are stationed with Scleranths in Ficoidals. 1875 A. W. Bennett & W. T. T. Dyer tr. J. von Sachs Text-bk. Bot. 200 The perigynous flower of a rose. 1924 W. H. Fitch et al. Illustr. Brit. Flora (ed. 5) p. viii Calycifloræ... Stamens perigynous or epigynous. 1959 A. R. Clapham et al. Excursion Flora Brit. Isles 557 Perigynous zone, the annular region between the insertion of the gynoecium and of the other floral parts in perigynous or epigynous fls. 1994 Amer. Jrnl. Bot. 81 575/2 Maloid flowers are perigynous to epigynous, with the hypanthium being a distinctive feature at the base of the flower. This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022). < adj.1807 |
随便看 |
英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。