In the daisy family the numerous bracts which subtend the inflorescence are known as an involucre.
菊科植物中，苞片数目多而聚
序外围，称为总苞。
In the daisy family the numerous bracts which subtend the inflorescence are known as an involucre.
菊科植物中，苞片数目多而聚序外围，称为总苞。
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