|First Collector||P.A. West|
|Habitat||Tuzigoot Natl. Monument|
Cross-section round. Outline wavy. Culm center hollow. Recognizable epidermis cells. Peripheral sclerenchymatic stabilisation structure (girders) conic. Large vascular bundles distributed over the entire culm. Solitary large vascular bundles. Sclerenchyma
Outline wavy. Upper epidermis cells in one row. Epdermis lignified. Vascular bundles centered between the upper and lower side of the leaf. Girders extending from the vascular bundle to both sides of the leaf.