Polytrichales

Polytrichales

[pə‚li·trə′kā·lēz]
(botany)
An order of ascocarpous perennial mosses; rigid, simple stems are highly developed and arise from a prostrate subterranean rhizome.
References in periodicals archive ?
If drainage is poor, the soil becomes waterlogged and boggy and the mosses are first replaced by more hydrophilous mosses, mainly from the Polytrichales, such as Polytrichum commune, and then by different species of sphagnum moss.