| 单词 | rusty-back |
| 释义 | > as lemmasrusty-back rusty-back n. (also rusty-back fern) any of several ferns with rust-coloured sori or scales on the fronds; (in later use) spec. Asplenium ceterach (family Aspleniaceae), a European fern which has alternately lobed, lanceolate leaves densely covered beneath with scales which become reddish-brown with maturity. ΘΚΠ the world > plants > particular plants > ferns > [noun] > spleenworts maidenhairc1300 finger fern1548 scale-fern1548 stone-rue1548 wall rue1548 tentwort?1550 ceterach1551 stone-fern1552 English maidenhair1562 male fern1562 miltwaste1578 spleenwort1578 stonewort1585 white maidenhair1597 milt-wort1611 mule's fern1633 rusty-back1776 maidenhair spleenwort1837 sea-spleenwort1850 sea-fern1855 scaly spleenwort1859 black adiantum1866 1776 W. Withering Bot. Arrangem. Veg. Great Brit. II. 643 Rustyback. [Flowers] Covering the whole surface of the leaf. 1874 J. Lindley & T. Moore Treasury Bot. Suppl. Rusty-Back, a provincial name for Blechnum Spicant, and, according to other authorities, also for Ceterach officinarum. 1908 E. Step Wayside & Woodland Ferns 50 The development of the sori gives a distinctly red hue to the underside and justifies the name Rustyback. 1976 Westmorland Gaz. 10 Sept. 10/2 Interest was aroused..by seeing the Rusty-back and Wall-rue ferns on a wall. 1999 Eng. Nature Mag. July 6/2 Raven and peregrine falcon nest on cliff ledges beside rustyback fern and Jacob's-ladder. < as lemmas |
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