|Habitat||Perennial. meadow, hill zone.|
Culm-diameter 0.5-1 mm, center full, radius of culm in relation to wall thickness 1:1. Otline triangular, obtusely. Culm-center full, containing unlignified cells. Center with net-like aerenchyma (stellate). Epidermis cells inside thin, peripheral thicker
Rhizome diameter 2-4.99 mm, Rhizome center full, containing unlignified cells. Endodermis absent.With cortex/central cylinder separation. Endodermis present. Endodermis cells thin walled. Cells in the cortex round. Vascular bundles in the cortex present.