|Habitat||Betula pendula forest dominated by Calamagrostis pavlovii, Carex macroura and Rhododendron dahuricum, gentle slope on the foothill; scattered|
Cross-section triangular. Outline with rips. Culm center filled. Recognizable epidermis cells. Peripheral sclerenchymatic stabilisation structure (girders) rectangular. Large vascular bundles in one row. Vascular bundles integrated in peripheral stabilisa
Outline with rips. Upper and lower epidermis cells of equal size and shape. Upper epidermis cells in one row. Vascular bundles near the lower side of the leaf. Girders extending from the vascular bundle to both sides of the leaf.