Fructose forms polymers called fructosans, which include INULIN, an important storage polysaccaride in the Asteraceae.

果糖形成聚合物称果聚糖，如糖，它科植物中一种很重要聚糖。

In the daisy family the numerous bracts which subtend the inflorescence are known as an involucre.

在科植物中，苞片数目而聚生在花序外围，称总苞。

Definition: Yarrow consists of the whole or cut, dried flowering tops of Achillea millefolium L.

本科植物蓍Artemisia absinthium L.干燥完整或切段开花顶端。