|Habitat||Shrubberies of Caragana pygmaea, grazed by ground squirrels and pikas|
Cross-section round. Outline smooth. Culm center hollow. No visual difference between epidermis cells and sclerenchyma cells. Continuous peripheral sclerenchymatic belt. Large vascular bundles in 2-3 rows. Small vascular bundles integrated in the sclerenc
Outline smooth. Upper epidermis cells in several rows. Vascular bundles near the upper side of the leaf. Girders extending from the vascular bundle to the lower side of the leaf.