abstract micrograph of a branch from a moss, sphagnum squarrosum

abstract micrograph moss peat sphagnum leaf branch leaves bryophyte glowing golden color blue refractory cell walls hyaline cells fibrillose fibrils annular thickenings gametophyte haploid monoploid spore bearing plant land early magnified crossed polarizers polarization light primary producer trophic pyramid environment biology botany science nature natural people