| 单词 | winter annual |
| 释义 | > as lemmaswinter annual winter annual n. an annual plant, esp. one regarded as a weed, which germinates in the autumn and lives through the winter. ΘΚΠ the world > plants > by age or cycles > [noun] > annual annual1633 hardy annual1706 tender annual1769 winter annual1857 semi-annual1882 therophyte1913 1857 Jrnl. Royal Agric. Soc. Eng. 19 272 The winter annuals soon show themselves, and when well up harrowing, heavy rolling, and drilling the seed, take place. 1977 J. L. Harper Population Biol. Plants xviii. 547 A single population [of Papaver dubium] includes winter annuals and spring annuals. < as lemmas |
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