单词 | sphagnum |
释义 | sphagnumn. Botany. 1. A genus of mosses growing in boggy or swampy places; bog-moss, peat moss; also, one or other of the species or plants composing this genus. ΘΚΠ the world > plants > particular plants > moss > [noun] > peat-moss ooze1665 sphagnum1741 bog moss1785 peat moss1848 moss peat1875 1741 J. J. Dillenius Hist. Muscorum 240 The larger soft and hollow-leaf'd Bog Sphagnum. 1753 Chambers's Cycl. Suppl. (at cited word) The sphagna are divided into two orders, the one comprehending the branched kinds, and the other the unbranched ones. 1839 J. Lindley Introd. Bot. (ed. 3) 547 The only case of undoubtedly perforated parenchyma with which I am acquainted is in Sphagnum. 1857 A. Henfrey Elem. Course Bot. 443 The Sphagna have antheridia like those of Jungermannia. 1880 C. E. Bessey Bot. 351 The adult plant-body in this class, which includes, besides the Sphagnums, all the true Mosses, is always a leafy stem. 2. The mossy substance of which plants of this genus are composed. ΘΚΠ the world > plants > particular plants > moss > [noun] > peat-moss > substance of sphagnum1840 1840 Florist's Jrnl. Dec. 208 Covered over with dry sphagnum, or bog moss. 1863 C. Lyell Geol. Evid. Antiq. Man 9 The lowest stratum consists of swamp-peat composed chiefly of moss or sphagnum. 1877 W. H. Dall Tribes Extreme Northwest 80 A saucer or dish of stone or clay, with a wick, usually of sphagnum. Compounds Special combinations: sphagnum bog n. a bog in which the plant-life consists chiefly of mosses of the genus Sphagnum. ΘΚΠ the world > the earth > land > landscape > marsh, bog, or swamp > [noun] marsheOE fenc888 sladec893 moorOE mossOE marshlandlOE lay-fena1225 lay-mirea1225 moor-fenc1275 flosha1300 strother?a1300 marish1327 carrc1330 waterlanda1382 gaseync1400 quaba1425 paludec1425 mersec1440 sumpa1450 palus?1473 wash1483 morass1489 oozea1500 bog?a1513 danka1522 fell1538 soga1552 Camarine1576 gog1583 swale1584 sink1594 haga1600 mere1609 flata1616 swamp1624 pocosin1634 frogland1651 slash1652 poldera1669 savannah1671 pond-land1686 red bog1686 swang1691 slack1719 flowa1740 wetland1743 purgatory1760 curragh1780 squall1784 marais1793 vlei1793 muskeg1806 bog-pit1820 prairie1820 fenhood1834 pakihi1851 terai1852 sponge1856 takyr1864 boglet1869 sinkhole1885 grimpen1902 sphagnum bog1911 blanket bog1939 string bog1959 1911 C. B. Crampton Vegetation Caithness iv. 51 In recent times..Sphagnum bogs have been reduced to their present small proportion in the moorland associations. 1951 V. Nabokov Conclusive Evidence iv. 47 Beyond the lower course of the river..the vast expanse of a misty-blue sphagnum bog. 1972 J. Dean & S. Smith Wisconsin 78/2 Sphagnum bogs are one stage in the succession from open-water lake to conifer swamp. sphagnum swamp n. = sphagnum bog n. ΚΠ 1890 Hardwicke's Sci.-gossip 26 60 In the far-off bogs and sphagnum swamps of North Wales. a1940 J. Buchan Sick Heart River (1941) ii. vii. 124 A bottomless half-frozen sphagnum swamp..heaved under his tread. This entry has not yet been fully updated (first published 1914; most recently modified version published online March 2022). < n.1741 |
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