
First Collector | Vill. |
Collection Date | 2010-06-24 |
Country | Switzerland |
Province | Grisons |
Latitude | NA |
Longitude | NA |
Altitude | 1900 |
Habitat | Perennial. meadow, subalpine zone. |
Culm-diameter 1-2 mm, wall large, radius of culm in relation to wall thickness approximately 1: 0.5. Otline triangular, obtusely. Culm-center hollow and surrounded by many large thin-walled, not lignified cells. Center with net-like aerenchyma (stellate).
Rhizome diameter 2-4.99 mm, Rhizome center full, containing lignified cells. Endodermis absent.With cortex/central cylinder separation. Endodermis present. Endodermis cells u-shaped, thick walled. Cells in the cortex round. Vascular bundles in the cortex