-
tall perennial on pale reddish quartz sands of colorful an outlier of low semi-stabilized dunes, north of the active dune field in the Mdanos de Samalayuca Natural Protected Area.
-
-
-
-
-
-
winter aspect of dominant grass in semi-stabilized sand hummocks on the bolson plain. Sturdy erect stems can reach 6 feet high,
-
-
-
-
-
-
-
-
clumping grass perennial on gypseous clay flats below low eroding slopes of interbedded Cretaceous shale and limestone.
-
-
-
-
-
-
-
-
-