CRYPTOGAMIC
relating to or denoting cryptogams.
(of a desert soil or surface crust) covered with or consisting of a fragile black layer of cyanobacteria, mosses, and lichens, which is often important in preventing erosion.
(of a desert soil or surface crust) covered with or consisting of a fragile black layer of cyanobacteria, mosses, and lichens, which is often important in preventing erosion.