The ontogeny of epiphyllous microsporangia Ginkgo indicated that the microsporophyll in Ginkgo is of phyllome origin.Possibly, the epiphyllous microsporangia is a peculiar chimera.

生小孢囊银杏的个体发生，表明银杏的小孢有源的，生小孢囊银杏可能是一种奇特的嵌合体。

Epiphylly 1. The growth of a plant on the leaf of another plant. Such a plant is termed an epiphyll, or is described as epiphyllous. Examples include many mosses.

1.指一种植物附生在另一种植物的片上，前者被称为附生植物或描述为上着生。例如许多藓类。