brilliant emerald green moss on tree trunk - bryophyta

mosses small nonvascular flowerless plants taxonomic division bryophyta sensu lato schimp 1879 may refer parent group bryophytes comprise liverworts hornworts typically form dense green clumps mats damp shady locations individual composed simple leaves generally one cell thick attached stem branched unbranched limited role conducting water nutrients moss keystone genus benefits habitat restoration reforestation botanically land plant growing growth