单词 | membranula |
释义 | † membranulan. Biology. Obsolete. Any of various small membranes or membranous structures, esp. in mosses. ΘΚΠ the world > plants > particular plants > ferns > [noun] > parts of crooka1398 brake-root1626 indusium1807 membranula1821 sorus1832 foot1862 crosier1874 fruit-dot1880 fiddle-head1882 saddle1882 fern-cup1888 stomium1905 annulus- the world > life > the body > sense organ > sight organ > parts of sight organ > [noun] > other parts whitec1390 crystalline humoura1398 crystalloida1398 crystalline?a1425 eyeball1575 eyeglassa1616 crystalline lens1654 crystal1657 lens1719 membranula1821 zonule1828 angle1830 disc1861 1821 S. F. Gray Nat. Arrangem. Brit. Plants I. 221 Involucrum, Indusium, Membranula, Glandulæ squamosæ [in ferns]. A membrane that covers the sori, when young. 1821 S. F. Gray Nat. Arrangem. Brit. Plants I. 222 Membranula [in mosses]. The fine membrane that supports the teeth of the peristome. 1840 G. V. Ellis Demonstr. Anat. 112 The folds and striæ of pigment that compose the corona ciliaris being part of a distinct structure,—the ‘membranula’, applied on the hyaloid membrane. This entry has been updated (OED Third Edition, June 2001; most recently modified version published online December 2018). < n.1821 |
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