Apomixes is comparable to the conditions of apogamy and apospory, which are seen in many ferns.

在类植物中常见的无融合生殖包括无子生殖无孢子生殖。

Homosporous ferns produce sporophytes by intra gametophytic selfing, inter gametophytic mating, or apogamy.Gametangium ontogeny, genetic load, and ploidy affect the mating system of each species.

摘要型孢子类的孢子体可经子体自交、异子体交两类育系统或以无生殖的方式产生，异子体交又可分为异子体自交异子体异交两种方式。