Botany. A ridge formed on a seed by fusion of the funiculus with the nucellus of an anatropous ovule.
| 单词 | θ22107 |
| 释义 | the world > plants > part of plant > reproductive part(s) > seed > [noun] > parts of > chalaza or raphe (3) raphe1812 Botany. A ridge formed on a seed by fusion of the funiculus with the nucellus of an anatropous ovule. chalaza1830 Botany. A spot on the seed where the nucleus joins the integuments. raphis1831 = raphe, n.2 2a. rare. |
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