1. The staminate flower is subtended by two leaf-like bracts. 150–200 stamens spirally arranged along the spike axis and the phyllome are located at the base of the spike axis.
雄花外侧是苞片， 每朵雄花上着生150–200个雄蕊，花轴基部着生少数退化的叶原体。
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2. Vigorous growth, erect phyllome with tough petioles, tolerance to shipping, bolting resistance, suitable for summer cultivation in cool area, about 30 days from sowing to harvesting.
3. Vigorous growth, erect phyllome with tough petioles, tolerance to shipping, bolting resistance, suitable for summer cultivation in cool area, about 30 days from sowing to harvesting.
The ontogeny of epiphyllous microsporangia Ginkgo indicated that the microsporophyll in Ginkgo is of phyllome origin.Possibly, the epiphyllous microsporangia is a peculiar chimera. 叶生小孢子囊银杏的个体发生，表明银杏的小孢子叶有叶性来源的性质，叶生小孢子囊银杏可能是一种奇特的嵌合体。
