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汉语拼音：shòu guǒ

1.干果的一种﹐比较小﹐里面只有一粒种子﹐果皮和种子皮只有一处相连接﹐如白头翁﹑向日葵﹑荞麦等的果实。

1. 干果的一种，比较小，里面只有一粒种子，果皮和种子皮只有一处相连接，如白头翁、向日葵、荞麦等的果实。

• Receptacle glabrous, rarely with a few hairs; achenes glabrous.

  花托无毛，很少具一些毛；瘦果无毛。

• Leaf blade margin entire or erose, rarely inconspicuously serrate distally; achene with a purplish ring on both surfaces.

  叶片边缘全缘或啮蚀状，很少难以觉察有锯齿；有一枚略带紫色的戒指在两面的瘦果。

• We conclude that the mucilage layer of A. sphaerocephala achenes plays an important ecological function in seed dispersal and germination.

  研究表明：瘦果的粘液物质对白沙蒿种子的传播与萌发具有重要的生态意义。

• The main characters of this species are small leaflets and compressed achenes with narrow, lateral wings.

  本种的主要特征是小的小叶和压扁的瘦果具狭窄的，侧翅。

• Stigmas capitate. Achenes exceeding persistent perianth, brown, shiny, broadly ellipsoid, trigonous.

  柱头头状瘦果超过宿存花被，棕色，发亮，宽椭圆形，三棱。

• Achene brownish, ellipsoid-ovoid, ca. 1 mm, compressed, almost not oblique, smooth or verrucose, with a slightly elevated ring by margin.

  瘦果带褐色，椭圆体卵圆形，约1毫米，压缩，几乎不斜，平滑或瘤状，带有一有点举起的环在边缘。

• In very old inflorescence, however, from which the achenes have already dispersed, the mechanism no longer works and the bracts are shed.

  然而，在很老的花序里，瘦果早已完全传播，这种机制就不再起作用，苞片闭合。

• This effect of position ensures that achenes of each whorl germinate when they reach the periphery and are disconnected.

  这种位置效应确保了每一圈的瘦果在到达外围并且分离的时候才萌发。

• Achene drupaceous, straight, adnate to thinly fleshy perianth, enclosed as base or almost wholly by discoid or cup like fleshy receptacle.

  瘦果具核果，直的，贴生于薄肉质花被，内藏于基部或几乎完全藏于盘状或杯状肉质花托。