| 词汇 | monocotyledon |
| 释义 | monocotyledon noun[ C ] biology specializeduk /ˌmɒn.əʊˌkɒt.ɪˈliː.dən/ us /ˌmɑː.nəˌkɑː.təlˈiː.dən/ a type of plant that produces flowers and has only one cotyledon (= leaf part inside the seed). Monocotyledons include daffodils and grasses.单子叶植物（一种开花植物，种子内部只有一片子叶，如水仙、草等） Types of plant acanthus air plant amaranth Andromeda angiosperm early emergent evergreen fiddlehead grower mossy mugwort mustard non-hardy non-legume spleenwort starter plug succulent sundew tenderness Examples of monocotyledonmonocotyledon Each value represents the mean + standard deviation of percentage germination for three replicates of 50 seeds (dicotyledonous species) or 20 (monocotyledon species) caryopses. The larvae feed on the bulbs or rhizomes of monocotyledons. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Her research there included carbohydrate metabolism in monocotyledons, especially barley, and its relationship with the plant's mineral nutrition. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It is considered synonymous (or nearly synonymous) with the name monocotyledon. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. It is one of the rare desiccant-tolerant vascular plants that is not a fern or monocotyledon. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In the fruit of grains (caryopses) the single monocotyledon is shield shaped and hence called a scutellum. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Examples of non-host crops include grasses and many other monocotyledons. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In the absence of secondary growth (most monocotyledons and a few eudicots), the endodermis commonly undergoes certain wall modifications. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The plant bedding consisted of sedge and other monocotyledons topped with aromatic leaves containing insecticidal and larvicidal chemicals. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The cotyledons contain (or in the case of gymnosperms and monocotyledons, have access to) the stored food reserves of the seed. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. All are monocotyledons, typically with narrow leaves and parallel veins. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. As the rainy season arrived, both the species took to a diet of mainly monocotyledons, and the impala consumed more of them. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The leaves of the vast majority of monocotyledons lack petioles. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Coverage of monocotyledon families is complete; other families are being added. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Her scientific research focused on the monocotyledon group of flowering plants. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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