它已经把这里描述为一瘦果，因为它不裂，与一典型，开裂的蓇葖果相反。
It is described here as an achene because it is indehiscent, as opposed to a typical, dehiscent follicle.
深深的花萼5裂，增大，在果期在核果的基部的宿存的。
Calyx deeply 5-lobed, accrescent, persistent at base of drupe in fruit.
欧洲的一种山楂属植物，叶深裂，果亮红色；在园艺上已培育出各种不同的类型，常用作绿篱；在北美东部成为逸生种。
European hawthorn having deeply cleft leaves and bright red fruits; widely cultivated in many varieties and often grown as impenetrable hedges; established as an escape in eastern North America.
古果属茎枝细弱、叶子细而深裂、叶柄基部多膨突等特征，反映了该属的水生草本特征。
The delicate stems, thin and highly dissected leaves and swollen bases of the leaf stalks imply Archaefructus as aquatic and herbaceous angiosperms in nature.
古果属茎枝细弱、叶子细而深裂、叶柄基部多膨突等特征，反映了该属的水生草本特征。
The delicate stems, thin and highly dissected leaves and swollen bases of the leaf stalks imply Archaefructus as aquatic and herbaceous angiosperms in nature.
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