They show a heteromorphic alternation of generations, the gametophyte eging the dominant generation.
物具有明显的世代交替
象，配子体在世代交替中占优势。
;They show a heteromorphic alternation of generations, the gametophyte eging the dominant generation.
物具有明显的世代交替象，配子体在世代交替中占优势。
Protonema (pl. protonemata) The young bryophyte gametophyte that develops following spore germination.
原丝体：物中直接由孢子萌发形成的结构称为原丝体。
Rhizoid A unicellular rootlike structure found in certain algae and in the gametophyte generation of the bryophytes and some ferns.
假根：在一些藻类、物和裸子物配子体中存在的由单个
形成的类似根的结构。
Macrospore metrocyte of Pinus sylvestris var. mongolica developed to female gametophyte containing female gamete-egg by a series of changes.
摘要樟子松大孢子母经一系列变化，发育成雌配子体。
The results indicate that both of them have similar behaviors in spore germination and gametophyte development, i.e. having spore homospory, trilete, growing slow.
结果表明, 两者的孢子及配子体性状极为相似: 孢子同型，三裂缝，萌发慢；
Macrospore metrocyte of Pinus sylvestris var. mongolica developed to female gametophyte containing female gamete-egg by a series of changes.
摘要樟子松大孢子母经一系列变化，发育成雌配子体。
Rhizoid A unicellular rootlike structure found in certain algae and in the gametophyte generation of the bryophytes and some ferns.
在一些藻类、物和裸子物配子体中存在的由单个形成的类似根的结构。
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