apetalous的例句（apetalous在句子中的用法）
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A perennial plant of the genus Sanguisorba, having pinnately compound leaves and apetalous flowers asgarnish.
地榆,美洲地榆一种地榆属多年生植物, 有羽状复叶和无花瓣的花.
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Spadix rachis flat, margin with bract - like appendages; flowers small, monoecious, in 2 series on rachis, apetalous.
肉穗花序轴扁平, 边缘有苞片状附属物; 花小, 单性,雌雄同株, 呈2列排列于花序轴上, 无花被.