| 单词 | Begonia semperflorens |
| 例句 | Begonia semperflorens has been cultivated since 1829, and for half a century before it commenced sporting. Species and Varieties, Their Origin by Mutation The best known instance is that of the ever-flowering begonia, Begonia semperflorens, which has green leaves and white flowers, but which has produced garden varieties with a brown foliage and pink flowers. Species and Varieties, Their Origin by Mutation |
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