
First Collector | Hoppe |
Collection Date | 2010-06-24 |
Country | Switzerland |
Province | Grisons |
Latitude | NA |
Longitude | NA |
Altitude | 1900 |
Habitat | Perennial. wetmeadow, subalpine zone. |
Culm-diameter 2-5 mm, wall thin, radius of culm in relation to wall thickness approximately 1: 0.25 or < 0.25. Otline triangular, obtusely. Culm-center hollow and surrounded by many large thin-walled, not lignified cells. Center with net-like aerenchyma (
Rhizome diameter 5-10 mm, Endodermis absent.With cortex/central cylinder separation. Endodermis present. Endodermis as a sclerenchymatic belt. Cells in the cortex round. Vascular bundles in central cylinde dispersed arranged. Vascular bundles concentric,