单词 | metasequoia |
释义 | Metasequoian. A genus of deciduous coniferous trees of the family Taxodiaceae, known only from fossil remains until a living species was discovered in the Szechuan province of China in 1945. Also metasequoia: a member of this genus; esp. the single living member, Metasequoia glyptostroboides, native to China but now widely popular as a specimen tree (also called dawn redwood, water fir). ΘΚΠ the world > plants > particular plants > trees and shrubs > conifers > [noun] > other conifers juniper1748 bald cypress1785 Norfolk Island pine1803 Norfolk pine1804 taxodium1821 kahikatea1823 Moreton Bay pine1826 mai1831 matai1831 white pine1833 podocarp1846 black rue1864 plum fir1866 cephalotaxus1883 hoop-pine1884 mountain hemlock1884 tide-land spruce1891 kahika1921 Leyland's cypress1933 Metasequoia1941 1941 S. Miki in Japanese Jrnl. Bot. 11 261 So it is sure that the remains belong to Taxodiaceae, but as the characters do not harmonize with those of the living forms, a new genus Metasequoia is established. 1947 Ecol. Monogr. 17 145/2 Occurrence of fossil remains resembling this living Chinese tree, assigned to the genus Metasequoia in a paper by Cheng and Hu not yet printed, has been reported from Eocene deposits of Greenland, Spitzbergen and Alaska. 1950 Ecology 31 262/2 The general region within which lies the home of Metasequoia is a mountainous tableland cut by deep valleys, southeast of the Yangtze River. 1960 Times 19 Sept. 5/3 The ‘living fossil’ tree, Metasequoia. 1971 Country Life 2 Sept. 553/3 This border has a backing of large shrubs that include bamboos..and is dominated by the metasequoia. 1994 Beautiful Brit. Columbia Summer 20/1 (caption) The Eocene fossils around Princeton show metasequoia, blackberry, spruce, gingko and apple trees. This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022). < n.1941 |
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