To find the reason of low seed-setting of red Pitaya, it compared flower shape, pollen size and pollen viability between red pitaya and white pitaya flower.

本试验通过红肉火龙果和白肉火龙果花的外形、花粉粒大小和生活力的差异比较，探究红肉火龙果授粉结实率低的原因。

youdao

This design was influenced by the shape of a desert flower that grows in the area.

VOA: special.2010.03.31

It was a two-meter tall flower arrangement in the shape of a dollar sign.

VOA: special.2010.06.06

Highlights include some wonderfully whimsical pieces, like a brooch in the shape of a flower whose gold petals are engraved with the words "yes" and "no" on either side.

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There are the stools of Urquiola which mimic the shape of the Louis Vuitton Monogram flower pattern.

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