如果你留心观察,就会发现身边很多地方都有苔藓植物的身影,花坛里、里弄巷子处、砖块缝隙间、湖泊浅水旁……其实苔藓是一类非常古老的植物,很早以前就出现在地球上并繁衍至今。那么世界上最古老的苔藓植物是何时出现的?苔藓植物化石又是怎样形成的?我们研究苔藓化石又有哪些用途?苔藓是苔类、藓类和角苔类植物的总称, If you look closely, you will find many places around the bryophyte, flower beds, alley Lane Lane, brick crevices, lakes and shallow water ... ... In fact, moss is a very ancient plant, appeared long ago On earth and multiply so far. So when is the oldest bryophyte in the world? How is bryophyte fossils? What are the uses of moss fossils? Moss is a general term for moss, mosses and hornworts,