n.苔藓类的植物...

Protonema ( pl . protonemata ) The young bryophyte gametophyte that develops following spore germination.苔藓植物中直接由孢子萌发形成的结构称为原丝体....

bryophyte的音标：bryophyte的英式发音音标为：[b'raɪəfaɪt]bryophyte的美式发音音标为：[b'raɪəfaɪt]...